diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 3f61a2b8f9..35551f97b8 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -5,11 +5,11 @@ opencs_units (. editor)
 set (CMAKE_BUILD_TYPE DEBUG)
 
 opencs_units (model/doc
-    document operation saving
+    document operation saving documentmanager loader
     )
 
 opencs_units_noqt (model/doc
-    documentmanager stage savingstate savingstages
+    stage savingstate savingstages
     )
 
 opencs_hdrs_noqt (model/doc
@@ -44,7 +44,7 @@ opencs_units_noqt (model/tools
 
 opencs_units (view/doc
     viewmanager view operations operation subview startup filedialog newgame
-    filewidget adjusterwidget
+    filewidget adjusterwidget loader
     )
 
 
diff --git a/apps/opencs/editor.cpp b/apps/opencs/editor.cpp
index f6a13f4f65..ad6c4be3d7 100644
--- a/apps/opencs/editor.cpp
+++ b/apps/opencs/editor.cpp
@@ -38,6 +38,11 @@ CS::Editor::Editor (OgreInit::OgreInit& ogreInit)
     mNewGame.setLocalData (mLocal);
     mFileDialog.setLocalData (mLocal);
 
+    connect (&mDocumentManager, SIGNAL (documentAdded (CSMDoc::Document *)),
+        this, SLOT (documentAdded (CSMDoc::Document *)));
+    connect (&mDocumentManager, SIGNAL (lastDocumentDeleted()),
+        this, SLOT (lastDocumentDeleted()));
+
     connect (&mViewManager, SIGNAL (newGameRequest ()), this, SLOT (createGame ()));
     connect (&mViewManager, SIGNAL (newAddonRequest ()), this, SLOT (createAddon ()));
     connect (&mViewManager, SIGNAL (loadDocumentRequest ()), this, SLOT (loadDocument ()));
@@ -158,9 +163,8 @@ void CS::Editor::openFiles (const boost::filesystem::path &savePath)
     foreach (const QString &path, mFileDialog.selectedFilePaths())
         files.push_back(path.toUtf8().constData());
 
-    CSMDoc::Document *document = mDocumentManager.addDocument (files, savePath, false);
+    mDocumentManager.addDocument (files, savePath, false);
 
-    mViewManager.addView (document);
     mFileDialog.hide();
 }
 
@@ -174,9 +178,8 @@ void CS::Editor::createNewFile (const boost::filesystem::path &savePath)
 
     files.push_back(mFileDialog.filename().toUtf8().constData());
 
-    CSMDoc::Document *document = mDocumentManager.addDocument (files, savePath, true);
+    mDocumentManager.addDocument (files, savePath, true);
 
-    mViewManager.addView (document);
     mFileDialog.hide();
 }
 
@@ -186,9 +189,7 @@ void CS::Editor::createNewGame (const boost::filesystem::path& file)
 
     files.push_back (file);
 
-    CSMDoc::Document *document = mDocumentManager.addDocument (files, file, true);
-
-    mViewManager.addView (document);
+    mDocumentManager.addDocument (files, file, true);
 
     mNewGame.hide();
 }
@@ -295,3 +296,13 @@ std::auto_ptr<sh::Factory> CS::Editor::setupGraphics()
 
     return factory;
 }
+
+void CS::Editor::documentAdded (CSMDoc::Document *document)
+{
+    mViewManager.addView (document);
+}
+
+void CS::Editor::lastDocumentDeleted()
+{
+    exit (0);
+}
diff --git a/apps/opencs/editor.hpp b/apps/opencs/editor.hpp
index 4c02b462e6..d88da9865d 100644
--- a/apps/opencs/editor.hpp
+++ b/apps/opencs/editor.hpp
@@ -85,6 +85,10 @@ namespace CS
 
             void showSettings();
 
+            void documentAdded (CSMDoc::Document *document);
+
+            void lastDocumentDeleted();
+
         private:
 
             QString mIpcServerName;
diff --git a/apps/opencs/main.cpp b/apps/opencs/main.cpp
index 8f5bfbc12d..b184a1ef1e 100644
--- a/apps/opencs/main.cpp
+++ b/apps/opencs/main.cpp
@@ -3,6 +3,7 @@
 
 #include <exception>
 #include <iostream>
+#include <string>
 
 #include <QApplication>
 #include <QIcon>
@@ -18,6 +19,8 @@
 #include <QDir>
 #endif
 
+Q_DECLARE_METATYPE (std::string)
+
 class Application : public QApplication
 {
     private:
@@ -45,6 +48,7 @@ int main(int argc, char *argv[])
 {
     Q_INIT_RESOURCE (resources);
 
+    qRegisterMetaType<std::string> ("std::string");
     qRegisterMetaType<CSMWorld::UniversalId> ("CSMWorld::UniversalId");
 
     OgreInit::OgreInit ogreInit;
diff --git a/apps/opencs/model/doc/document.cpp b/apps/opencs/model/doc/document.cpp
index bbce7fa3f4..06c4a09887 100644
--- a/apps/opencs/model/doc/document.cpp
+++ b/apps/opencs/model/doc/document.cpp
@@ -8,23 +8,6 @@
 #include <components/files/configurationmanager.hpp>
 #endif
 
-void CSMDoc::Document::load (const std::vector<boost::filesystem::path>::const_iterator& begin,
-                             const std::vector<boost::filesystem::path>::const_iterator& end, bool lastAsModified)
-{
-    assert (begin!=end);
-
-    std::vector<boost::filesystem::path>::const_iterator end2 (end);
-
-    if (lastAsModified)
-        --end2;
-
-    for (std::vector<boost::filesystem::path>::const_iterator iter (begin); iter!=end2; ++iter)
-        getData().loadFile (*iter, true, false);
-
-    if (lastAsModified)
-        getData().loadFile (*end2, false, false);
-}
-
 void CSMDoc::Document::addGmsts()
 {
     static const char *gmstFloats[] =
@@ -2219,64 +2202,40 @@ void CSMDoc::Document::createBase()
     }
 }
 
-CSMDoc::Document::Document (const Files::ConfigurationManager& configuration, const std::vector< boost::filesystem::path >& files, const boost::filesystem::path& savePath, const boost::filesystem::path& resDir, bool new_)
-    : mSavePath (savePath), mContentFiles (files), mTools (mData), mResDir(resDir),
-      mProjectPath ((configuration.getUserDataPath() / "projects") /
-                    (savePath.filename().string() + ".project")),
-      mSaving (*this, mProjectPath)
+CSMDoc::Document::Document (const Files::ConfigurationManager& configuration,
+    const std::vector< boost::filesystem::path >& files, bool new_,
+    const boost::filesystem::path& savePath, const boost::filesystem::path& resDir)
+: mSavePath (savePath), mContentFiles (files), mNew (new_), mTools (mData), mResDir(resDir),
+  mProjectPath ((configuration.getUserDataPath() / "projects") /
+  (savePath.filename().string() + ".project")),
+  mSaving (*this, mProjectPath)
 {
-    if (files.empty())
+    if (mContentFiles.empty())
         throw std::runtime_error ("Empty content file sequence");
 
-    if (new_ && files.size()==1)
-        createBase();
-    else
-    {
-        std::vector<boost::filesystem::path>::const_iterator end = files.end();
-
-        if (new_)
-            --end;
-
-        load (files.begin(), end, !new_);
-    }
-
-    if (new_)
-    {
-        mData.setDescription ("");
-        mData.setAuthor ("");
-    }
-
-    bool filtersFound = false;
-
-    if (boost::filesystem::exists (mProjectPath))
-    {
-        filtersFound = true;
-    }
-    else
+    if (!boost::filesystem::exists (mProjectPath))
     {
         boost::filesystem::path locCustomFiltersPath (configuration.getUserDataPath());
         locCustomFiltersPath /= "defaultfilters";
 
-        if (boost::filesystem::exists(locCustomFiltersPath))
+        if (boost::filesystem::exists (locCustomFiltersPath))
         {
             boost::filesystem::copy_file (locCustomFiltersPath, mProjectPath);
-            filtersFound = true;
         }
         else
         {
-            boost::filesystem::path filters(mResDir);
-            filters /= "defaultfilters";
-
-            if (boost::filesystem::exists(filters))
-            {
-                boost::filesystem::copy_file(filters, mProjectPath);
-                filtersFound = true;
-            }
+            boost::filesystem::copy_file (mResDir / "defaultfilters", mProjectPath);
         }
     }
 
-    if (filtersFound)
-        getData().loadFile (mProjectPath, false, true);
+    if (mNew)
+    {
+        mData.setDescription ("");
+        mData.setAuthor ("");
+
+        if (mContentFiles.size()==1)
+            createBase();
+    }
 
     addOptionalGmsts();
     addOptionalGlobals();
@@ -2288,6 +2247,7 @@ CSMDoc::Document::Document (const Files::ConfigurationManager& configuration, co
 
     connect (&mSaving, SIGNAL (progress (int, int, int)), this, SLOT (progress (int, int, int)));
     connect (&mSaving, SIGNAL (done (int)), this, SLOT (operationDone (int)));
+
     connect (
         &mSaving, SIGNAL (reportMessage (const CSMWorld::UniversalId&, const std::string&, int)),
         this, SLOT (reportMessage (const CSMWorld::UniversalId&, const std::string&, int)));
@@ -2323,11 +2283,21 @@ const boost::filesystem::path& CSMDoc::Document::getSavePath() const
     return mSavePath;
 }
 
+const boost::filesystem::path& CSMDoc::Document::getProjectPath() const
+{
+    return mProjectPath;
+}
+
 const std::vector<boost::filesystem::path>& CSMDoc::Document::getContentFiles() const
 {
     return mContentFiles;
 }
 
+bool CSMDoc::Document::isNew() const
+{
+    return mNew;
+}
+
 void CSMDoc::Document::save()
 {
     if (mSaving.isRunning())
diff --git a/apps/opencs/model/doc/document.hpp b/apps/opencs/model/doc/document.hpp
index 33378511bb..000f6761a0 100644
--- a/apps/opencs/model/doc/document.hpp
+++ b/apps/opencs/model/doc/document.hpp
@@ -39,6 +39,7 @@ namespace CSMDoc
 
             boost::filesystem::path mSavePath;
             std::vector<boost::filesystem::path> mContentFiles;
+            bool mNew;
             CSMWorld::Data mData;
             CSMTools::Tools mTools;
             boost::filesystem::path mProjectPath;
@@ -53,10 +54,6 @@ namespace CSMDoc
             Document (const Document&);
             Document& operator= (const Document&);
 
-            void load (const std::vector<boost::filesystem::path>::const_iterator& begin,
-                const std::vector<boost::filesystem::path>::const_iterator& end, bool lastAsModified);
-            ///< \param lastAsModified Store the last file in Modified instead of merging it into Base.
-
             void createBase();
 
             void addGmsts();
@@ -72,9 +69,8 @@ namespace CSMDoc
         public:
 
             Document (const Files::ConfigurationManager& configuration,
-                      const std::vector< boost::filesystem::path >& files,
-                      const boost::filesystem::path& savePath,
-                      const boost::filesystem::path& resDir, bool new_);
+                const std::vector< boost::filesystem::path >& files, bool new_,
+                const boost::filesystem::path& savePath, const boost::filesystem::path& resDir);
 
             ~Document();
 
@@ -84,10 +80,15 @@ namespace CSMDoc
 
             const boost::filesystem::path& getSavePath() const;
 
+            const boost::filesystem::path& getProjectPath() const;
+
             const std::vector<boost::filesystem::path>& getContentFiles() const;
             ///< \attention The last element in this collection is the file that is being edited,
             /// but with its original path instead of the save path.
 
+            bool isNew() const;
+            ///< Is this a newly created content file?
+
             void save();
 
             CSMWorld::UniversalId verify();
diff --git a/apps/opencs/model/doc/documentmanager.cpp b/apps/opencs/model/doc/documentmanager.cpp
index 3ff75c9c15..d4f8eb110c 100644
--- a/apps/opencs/model/doc/documentmanager.cpp
+++ b/apps/opencs/model/doc/documentmanager.cpp
@@ -19,38 +19,77 @@ CSMDoc::DocumentManager::DocumentManager (const Files::ConfigurationManager& con
 
     if (!boost::filesystem::is_directory (projectPath))
         boost::filesystem::create_directories (projectPath);
+
+    mLoader.moveToThread (&mLoaderThread);
+    mLoaderThread.start();
+
+    connect (&mLoader, SIGNAL (documentLoaded (Document *)),
+        this, SLOT (documentLoaded (Document *)));
+    connect (&mLoader, SIGNAL (documentNotLoaded (Document *, const std::string&)),
+        this, SLOT (documentNotLoaded (Document *, const std::string&)));
+    connect (this, SIGNAL (loadRequest (CSMDoc::Document *)),
+        &mLoader, SLOT (loadDocument (CSMDoc::Document *)));
+    connect (&mLoader, SIGNAL (nextStage (CSMDoc::Document *, const std::string&, int)),
+        this, SIGNAL (nextStage (CSMDoc::Document *, const std::string&, int)));
+    connect (&mLoader, SIGNAL (nextRecord (CSMDoc::Document *)),
+        this, SIGNAL (nextRecord (CSMDoc::Document *)));
+    connect (this, SIGNAL (cancelLoading (CSMDoc::Document *)),
+        &mLoader, SLOT (abortLoading (CSMDoc::Document *)));
+    connect (&mLoader, SIGNAL (loadMessage (CSMDoc::Document *, const std::string&)),
+        this, SIGNAL (loadMessage (CSMDoc::Document *, const std::string&)));
 }
 
 CSMDoc::DocumentManager::~DocumentManager()
 {
+    mLoaderThread.quit();
+    mLoader.hasThingsToDo().wakeAll();
+    mLoaderThread.wait();
+
     for (std::vector<Document *>::iterator iter (mDocuments.begin()); iter!=mDocuments.end(); ++iter)
         delete *iter;
 }
 
-CSMDoc::Document *CSMDoc::DocumentManager::addDocument (const std::vector<boost::filesystem::path>& files, const boost::filesystem::path& savePath,
+void CSMDoc::DocumentManager::addDocument (const std::vector<boost::filesystem::path>& files, const boost::filesystem::path& savePath,
     bool new_)
 {
-    Document *document = new Document (mConfiguration, files, savePath, mResDir, new_);
+    Document *document = new Document (mConfiguration, files, new_, savePath, mResDir);
 
     mDocuments.push_back (document);
 
-    return document;
+    emit loadRequest (document);
+
+    mLoader.hasThingsToDo().wakeAll();
 }
 
-bool CSMDoc::DocumentManager::removeDocument (Document *document)
+void CSMDoc::DocumentManager::removeDocument (CSMDoc::Document *document)
 {
     std::vector<Document *>::iterator iter = std::find (mDocuments.begin(), mDocuments.end(), document);
 
     if (iter==mDocuments.end())
-            throw std::runtime_error ("removing invalid document");
+        throw std::runtime_error ("removing invalid document");
 
     mDocuments.erase (iter);
     delete document;
 
-    return mDocuments.empty();
+    if (mDocuments.empty())
+        emit lastDocumentDeleted();
 }
 
 void CSMDoc::DocumentManager::setResourceDir (const boost::filesystem::path& parResDir)
 {
     mResDir = boost::filesystem::system_complete(parResDir);
 }
+
+void CSMDoc::DocumentManager::documentLoaded (Document *document)
+{
+    emit documentAdded (document);
+    emit loadingStopped (document, true, "");
+}
+
+void CSMDoc::DocumentManager::documentNotLoaded (Document *document, const std::string& error)
+{
+    emit loadingStopped (document, false, error);
+
+    if (error.empty()) // do not remove the document yet, if we have an error
+        removeDocument (document);
+}
\ No newline at end of file
diff --git a/apps/opencs/model/doc/documentmanager.hpp b/apps/opencs/model/doc/documentmanager.hpp
index b969862e99..7b3a811fad 100644
--- a/apps/opencs/model/doc/documentmanager.hpp
+++ b/apps/opencs/model/doc/documentmanager.hpp
@@ -6,6 +6,11 @@
 
 #include <boost/filesystem/path.hpp>
 
+#include <QObject>
+#include <QThread>
+
+#include "loader.hpp"
+
 namespace Files
 {
     class ConfigurationManager;
@@ -15,10 +20,14 @@ namespace CSMDoc
 {
     class Document;
 
-    class DocumentManager
+    class DocumentManager : public QObject
     {
+            Q_OBJECT
+
             std::vector<Document *> mDocuments;
             const Files::ConfigurationManager& mConfiguration;
+            QThread mLoaderThread;
+            Loader mLoader;
 
             DocumentManager (const DocumentManager&);
             DocumentManager& operator= (const DocumentManager&);
@@ -29,20 +38,49 @@ namespace CSMDoc
 
             ~DocumentManager();
 
-            Document *addDocument (const std::vector< boost::filesystem::path >& files,
-                                   const boost::filesystem::path& savePath,
-                                   bool new_);
-            ///< The ownership of the returned document is not transferred to the caller.
-            ///
-            /// \param new_ Do not load the last content file in \a files and instead create in an
+            void addDocument (const std::vector< boost::filesystem::path >& files,
+                const boost::filesystem::path& savePath, bool new_);
+            ///< \param new_ Do not load the last content file in \a files and instead create in an
             /// appropriate way.
 
-            bool removeDocument (Document *document);
-            ///< \return last document removed?
 	    void setResourceDir (const boost::filesystem::path& parResDir);
-	    
-    private:
+
+        private:
+
 	    boost::filesystem::path mResDir;
+
+        private slots:
+
+            void documentLoaded (Document *document);
+            ///< The ownership of \a document is not transferred.
+
+            void documentNotLoaded (Document *document, const std::string& error);
+            ///< Document load has been interrupted either because of a call to abortLoading
+            /// or a problem during loading). In the former case error will be an empty string.
+
+        public slots:
+
+            void removeDocument (CSMDoc::Document *document);
+            ///< Emits the lastDocumentDeleted signal, if applicable.
+
+        signals:
+
+            void documentAdded (CSMDoc::Document *document);
+
+            void loadRequest (CSMDoc::Document *document);
+
+            void lastDocumentDeleted();
+
+            void loadingStopped (CSMDoc::Document *document, bool completed,
+                const std::string& error);
+
+            void nextStage (CSMDoc::Document *document, const std::string& name, int steps);
+
+            void nextRecord (CSMDoc::Document *document);
+
+            void cancelLoading (CSMDoc::Document *document);
+
+            void loadMessage (CSMDoc::Document *document, const std::string& message);
     };
 }
 
diff --git a/apps/opencs/model/doc/loader.cpp b/apps/opencs/model/doc/loader.cpp
new file mode 100644
index 0000000000..c106c06e82
--- /dev/null
+++ b/apps/opencs/model/doc/loader.cpp
@@ -0,0 +1,130 @@
+
+#include "loader.hpp"
+
+#include <QTimer>
+
+#include "../tools/reportmodel.hpp"
+
+#include "document.hpp"
+#include "state.hpp"
+
+CSMDoc::Loader::Stage::Stage() : mFile (0), mRecordsLeft (false) {}
+
+
+CSMDoc::Loader::Loader()
+{
+    QTimer *timer = new QTimer (this);
+
+    connect (timer, SIGNAL (timeout()), this, SLOT (load()));
+    timer->start();
+}
+
+QWaitCondition& CSMDoc::Loader::hasThingsToDo()
+{
+    return mThingsToDo;
+}
+
+void CSMDoc::Loader::load()
+{
+    if (mDocuments.empty())
+    {
+        mMutex.lock();
+        mThingsToDo.wait (&mMutex);
+        mMutex.unlock();
+        return;
+    }
+
+    std::vector<std::pair<Document *, Stage> >::iterator iter = mDocuments.begin();
+
+    Document *document = iter->first;
+
+    int size = static_cast<int> (document->getContentFiles().size());
+
+    if (document->isNew())
+        --size;
+
+    bool done = false;
+
+    const int batchingSize = 100;
+
+    try
+    {
+        if (iter->second.mRecordsLeft)
+        {
+            CSMDoc::Stage::Messages messages;
+            for (int i=0; i<batchingSize; ++i) // do not flood the system with update signals
+                if (document->getData().continueLoading (messages))
+                {
+                    iter->second.mRecordsLeft = false;
+                    break;
+                }
+
+            CSMWorld::UniversalId log (CSMWorld::UniversalId::Type_LoadErrorLog, 0);
+
+            for (CSMDoc::Stage::Messages::const_iterator iter (messages.begin());
+                iter!=messages.end(); ++iter)
+            {
+                document->getReport (log)->add (iter->first, iter->second);
+                emit loadMessage (document, iter->second);
+            }
+
+            emit nextRecord (document);
+
+            return;
+        }
+
+        if (iter->second.mFile<size)
+        {
+            boost::filesystem::path path = document->getContentFiles()[iter->second.mFile];
+
+            int steps = document->getData().startLoading (path, iter->second.mFile<size-1, false);
+            iter->second.mRecordsLeft = true;
+
+            emit nextStage (document, path.filename().string(), steps/batchingSize);
+        }
+        else if (iter->second.mFile==size)
+        {
+            int steps = document->getData().startLoading (document->getProjectPath(), false, true);
+            iter->second.mRecordsLeft = true;
+
+            emit nextStage (document, "Project File", steps/batchingSize);
+        }
+        else
+        {
+            done = true;
+        }
+
+        ++(iter->second.mFile);
+    }
+    catch (const std::exception& e)
+    {
+        mDocuments.erase (iter);
+        emit documentNotLoaded (document, e.what());
+        return;
+    }
+
+    if (done)
+    {
+        mDocuments.erase (iter);
+        emit documentLoaded (document);
+    }
+}
+
+void CSMDoc::Loader::loadDocument (CSMDoc::Document *document)
+{
+    mDocuments.push_back (std::make_pair (document, Stage()));
+}
+
+void CSMDoc::Loader::abortLoading (CSMDoc::Document *document)
+{
+    for (std::vector<std::pair<Document *, Stage> >::iterator iter = mDocuments.begin();
+        iter!=mDocuments.end(); ++iter)
+    {
+        if (iter->first==document)
+        {
+            mDocuments.erase (iter);
+            emit documentNotLoaded (document, "");
+            break;
+        }
+    }
+}
diff --git a/apps/opencs/model/doc/loader.hpp b/apps/opencs/model/doc/loader.hpp
new file mode 100644
index 0000000000..c276e14ff4
--- /dev/null
+++ b/apps/opencs/model/doc/loader.hpp
@@ -0,0 +1,71 @@
+#ifndef CSM_DOC_LOADER_H
+#define CSM_DOC_LOADER_H
+
+#include <vector>
+
+#include <QObject>
+#include <QMutex>
+#include <QWaitCondition>
+
+namespace CSMDoc
+{
+    class Document;
+
+    class Loader : public QObject
+    {
+            Q_OBJECT
+
+            struct Stage
+            {
+                int mFile;
+                bool mRecordsLeft;
+
+                Stage();
+            };
+
+            QMutex mMutex;
+            QWaitCondition mThingsToDo;
+            std::vector<std::pair<Document *, Stage> > mDocuments;
+
+        public:
+
+            Loader();
+
+            QWaitCondition& hasThingsToDo();
+
+        private slots:
+
+            void load();
+
+        public slots:
+
+            void loadDocument (CSMDoc::Document *document);
+            ///< The ownership of \a document is not transferred.
+
+            void abortLoading (CSMDoc::Document *document);
+            ///< Abort loading \a docuemnt (ignored if \a document has already finished being
+            /// loaded). Will result in a documentNotLoaded signal, once the Loader has finished
+            /// cleaning up.
+
+        signals:
+
+            void documentLoaded (Document *document);
+            ///< The ownership of \a document is not transferred.
+
+            void documentNotLoaded (Document *document, const std::string& error);
+            ///< Document load has been interrupted either because of a call to abortLoading
+            /// or a problem during loading). In the former case error will be an empty string.
+
+            void nextStage (CSMDoc::Document *document, const std::string& name, int steps);
+
+            void nextRecord (CSMDoc::Document *document);
+            ///< \note This signal is only given once per group of records. The group size is
+            /// approximately the total number of records divided by the steps value of the
+            /// previous nextStage signal.
+
+            void loadMessage (CSMDoc::Document *document, const std::string& message);
+            ///< Non-critical load error or warning
+    };
+}
+
+#endif
diff --git a/apps/opencs/model/doc/state.hpp b/apps/opencs/model/doc/state.hpp
index 04e6fae899..6e1a1c4f41 100644
--- a/apps/opencs/model/doc/state.hpp
+++ b/apps/opencs/model/doc/state.hpp
@@ -3,17 +3,18 @@
 
 namespace CSMDoc
 {
-        enum State
-        {
-                State_Modified = 1,
-                State_Locked = 2,
-                State_Operation = 4,
+    enum State
+    {
+        State_Modified = 1,
+        State_Locked = 2,
+        State_Operation = 4,
 
-                State_Saving = 8,
-                State_Verifying = 16,
-                State_Compiling = 32, // not implemented yet
-                State_Searching = 64 // not implemented yet
-        };
+        State_Saving = 8,
+        State_Verifying = 16,
+        State_Compiling = 32, // not implemented yet
+        State_Searching = 64, // not implemented yet
+        State_Loading = 128   // pseudo-state; can not be encountered in a loaded document
+    };
 }
 
 #endif
diff --git a/apps/opencs/model/tools/tools.cpp b/apps/opencs/model/tools/tools.cpp
index ea3568fe20..2f93db48ea 100644
--- a/apps/opencs/model/tools/tools.cpp
+++ b/apps/opencs/model/tools/tools.cpp
@@ -88,13 +88,17 @@ CSMDoc::Operation *CSMTools::Tools::getVerifier()
 
 CSMTools::Tools::Tools (CSMWorld::Data& data) : mData (data), mVerifier (0), mNextReportNumber (0)
 {
-    for (std::map<int, ReportModel *>::iterator iter (mReports.begin()); iter!=mReports.end(); ++iter)
-        delete iter->second;
+    // index 0: load error log
+    mReports.insert (std::make_pair (mNextReportNumber++, new ReportModel));
+    mActiveReports.insert (std::make_pair (CSMDoc::State_Loading, 0));
 }
 
 CSMTools::Tools::~Tools()
 {
     delete mVerifier;
+
+    for (std::map<int, ReportModel *>::iterator iter (mReports.begin()); iter!=mReports.end(); ++iter)
+        delete iter->second;
 }
 
 CSMWorld::UniversalId CSMTools::Tools::runVerifier()
@@ -133,7 +137,8 @@ int CSMTools::Tools::getRunningOperations() const
 
 CSMTools::ReportModel *CSMTools::Tools::getReport (const CSMWorld::UniversalId& id)
 {
-    if (id.getType()!=CSMWorld::UniversalId::Type_VerificationResults)
+    if (id.getType()!=CSMWorld::UniversalId::Type_VerificationResults &&
+        id.getType()!=CSMWorld::UniversalId::Type_LoadErrorLog)
         throw std::logic_error ("invalid request for report model: " + id.toString());
 
     return mReports.at (id.getIndex());
diff --git a/apps/opencs/model/world/data.cpp b/apps/opencs/model/world/data.cpp
index b71f537f37..3e9fe11eb0 100644
--- a/apps/opencs/model/world/data.cpp
+++ b/apps/opencs/model/world/data.cpp
@@ -55,7 +55,10 @@ int CSMWorld::Data::count (RecordBase::State state, const CollectionBase& collec
     return number;
 }
 
-CSMWorld::Data::Data() : mRefs (mCells)
+CSMWorld::Data::Data()
+/// \todo set encoding properly, once config implementation has been fixed.
+: mEncoder (ToUTF8::calculateEncoding ("win1252")),
+  mRefs (mCells), mReader (0), mDialogue (0)
 {
     mGlobals.addColumn (new StringIdColumn<ESM::Global>);
     mGlobals.addColumn (new RecordStateColumn<ESM::Global>);
@@ -260,6 +263,8 @@ CSMWorld::Data::~Data()
 {
     for (std::vector<QAbstractItemModel *>::iterator iter (mModels.begin()); iter!=mModels.end(); ++iter)
         delete *iter;
+
+    delete mReader;
 }
 
 const CSMWorld::IdCollection<ESM::Global>& CSMWorld::Data::getGlobals() const
@@ -481,148 +486,166 @@ void CSMWorld::Data::merge()
     mGlobals.merge();
 }
 
-void CSMWorld::Data::loadFile (const boost::filesystem::path& path, bool base, bool project)
+int CSMWorld::Data::startLoading (const boost::filesystem::path& path, bool base, bool project)
 {
-    ESM::ESMReader reader;
+    delete mReader;
+    mReader = 0;
+    mDialogue = 0;
 
-    /// \todo set encoding properly, once config implementation has been fixed.
-    ToUTF8::Utf8Encoder encoder (ToUTF8::calculateEncoding ("win1252"));
-    reader.setEncoder (&encoder);
+    mReader = new ESM::ESMReader;
+    mReader->setEncoder (&mEncoder);
+    mReader->open (path.string());
 
-    reader.open (path.string());
+    mBase = base;
+    mProject = project;
 
-    const ESM::Dialogue *dialogue = 0;
+    mAuthor = mReader->getAuthor();
+    mDescription = mReader->getDesc();
 
-    mAuthor = reader.getAuthor();
-    mDescription = reader.getDesc();
+    return mReader->getRecordCount();
+}
 
-    // Note: We do not need to send update signals here, because at this point the model is not connected
-    // to any view.
-    while (reader.hasMoreRecs())
+bool CSMWorld::Data::continueLoading (CSMDoc::Stage::Messages& messages)
+{
+    if (!mReader)
+        throw std::logic_error ("can't continue loading, because no load has been started");
+
+    if (!mReader->hasMoreRecs())
     {
-        ESM::NAME n = reader.getRecName();
-        reader.getRecHeader();
-
-        switch (n.val)
-        {
-            case ESM::REC_GLOB: mGlobals.load (reader, base); break;
-            case ESM::REC_GMST: mGmsts.load (reader, base); break;
-            case ESM::REC_SKIL: mSkills.load (reader, base); break;
-            case ESM::REC_CLAS: mClasses.load (reader, base); break;
-            case ESM::REC_FACT: mFactions.load (reader, base); break;
-            case ESM::REC_RACE: mRaces.load (reader, base); break;
-            case ESM::REC_SOUN: mSounds.load (reader, base); break;
-            case ESM::REC_SCPT: mScripts.load (reader, base); break;
-            case ESM::REC_REGN: mRegions.load (reader, base); break;
-            case ESM::REC_BSGN: mBirthsigns.load (reader, base); break;
-            case ESM::REC_SPEL: mSpells.load (reader, base); break;
-
-            case ESM::REC_CELL:
-                mCells.load (reader, base);
-                mRefs.load (reader, mCells.getSize()-1, base);
-                break;
-
-            case ESM::REC_ACTI: mReferenceables.load (reader, base, UniversalId::Type_Activator); break;
-            case ESM::REC_ALCH: mReferenceables.load (reader, base, UniversalId::Type_Potion); break;
-            case ESM::REC_APPA: mReferenceables.load (reader, base, UniversalId::Type_Apparatus); break;
-            case ESM::REC_ARMO: mReferenceables.load (reader, base, UniversalId::Type_Armor); break;
-            case ESM::REC_BOOK: mReferenceables.load (reader, base, UniversalId::Type_Book); break;
-            case ESM::REC_CLOT: mReferenceables.load (reader, base, UniversalId::Type_Clothing); break;
-            case ESM::REC_CONT: mReferenceables.load (reader, base, UniversalId::Type_Container); break;
-            case ESM::REC_CREA: mReferenceables.load (reader, base, UniversalId::Type_Creature); break;
-            case ESM::REC_DOOR: mReferenceables.load (reader, base, UniversalId::Type_Door); break;
-            case ESM::REC_INGR: mReferenceables.load (reader, base, UniversalId::Type_Ingredient); break;
-            case ESM::REC_LEVC:
-                mReferenceables.load (reader, base, UniversalId::Type_CreatureLevelledList); break;
-            case ESM::REC_LEVI:
-                mReferenceables.load (reader, base, UniversalId::Type_ItemLevelledList); break;
-            case ESM::REC_LIGH: mReferenceables.load (reader, base, UniversalId::Type_Light); break;
-            case ESM::REC_LOCK: mReferenceables.load (reader, base, UniversalId::Type_Lockpick); break;
-            case ESM::REC_MISC:
-                mReferenceables.load (reader, base, UniversalId::Type_Miscellaneous); break;
-            case ESM::REC_NPC_: mReferenceables.load (reader, base, UniversalId::Type_Npc); break;
-            case ESM::REC_PROB: mReferenceables.load (reader, base, UniversalId::Type_Probe); break;
-            case ESM::REC_REPA: mReferenceables.load (reader, base, UniversalId::Type_Repair); break;
-            case ESM::REC_STAT: mReferenceables.load (reader, base, UniversalId::Type_Static); break;
-            case ESM::REC_WEAP: mReferenceables.load (reader, base, UniversalId::Type_Weapon); break;
-
-            case ESM::REC_DIAL:
-            {
-                std::string id = reader.getHNOString ("NAME");
-
-                ESM::Dialogue record;
-                record.mId = id;
-                record.load (reader);
-
-                if (record.mType==ESM::Dialogue::Journal)
-                {
-                    mJournals.load (record, base);
-                    dialogue = &mJournals.getRecord (id).get();
-                }
-                else if (record.mType==ESM::Dialogue::Deleted)
-                {
-                    dialogue = 0; // record vector can be shuffled around which would make pointer
-                                  // to record invalid
-
-                    if (mJournals.tryDelete (id))
-                    {
-                        /// \todo handle info records
-                    }
-                    else if (mTopics.tryDelete (id))
-                    {
-                        /// \todo handle info records
-                    }
-                    else
-                    {
-                        /// \todo report deletion of non-existing record
-                    }
-                }
-                else
-                {
-                    mTopics.load (record, base);
-                    dialogue = &mTopics.getRecord (id).get();
-                }
-
-                break;
-            }
-
-            case ESM::REC_INFO:
-            {
-                if (!dialogue)
-                {
-                    /// \todo INFO record without matching DIAL record -> report to user
-                    reader.skipRecord();
-                    break;
-                }
-
-                if (dialogue->mType==ESM::Dialogue::Journal)
-                    mJournalInfos.load (reader, base, *dialogue);
-                else
-                    mTopicInfos.load (reader, base, *dialogue);
-
-                break;
-            }
-
-            case ESM::REC_FILT:
-
-                if (project)
-                {
-                    mFilters.load (reader, base);
-                    mFilters.setData (mFilters.getSize()-1,
-                        mFilters.findColumnIndex (CSMWorld::Columns::ColumnId_Scope),
-                        static_cast<int> (CSMFilter::Filter::Scope_Project));
-                    break;
-                }
-
-                // fall through (filter record in a content file is an error with format 0)
-
-            default:
-
-                /// \todo throw an exception instead, once all records are implemented
-                /// or maybe report error and continue?
-                reader.skipRecord();
-        }
+        delete mReader;
+        mReader = 0;
+        mDialogue = 0;
+        return true;
     }
+
+    ESM::NAME n = mReader->getRecName();
+    mReader->getRecHeader();
+
+    switch (n.val)
+    {
+        case ESM::REC_GLOB: mGlobals.load (*mReader, mBase); break;
+        case ESM::REC_GMST: mGmsts.load (*mReader, mBase); break;
+        case ESM::REC_SKIL: mSkills.load (*mReader, mBase); break;
+        case ESM::REC_CLAS: mClasses.load (*mReader, mBase); break;
+        case ESM::REC_FACT: mFactions.load (*mReader, mBase); break;
+        case ESM::REC_RACE: mRaces.load (*mReader, mBase); break;
+        case ESM::REC_SOUN: mSounds.load (*mReader, mBase); break;
+        case ESM::REC_SCPT: mScripts.load (*mReader, mBase); break;
+        case ESM::REC_REGN: mRegions.load (*mReader, mBase); break;
+        case ESM::REC_BSGN: mBirthsigns.load (*mReader, mBase); break;
+        case ESM::REC_SPEL: mSpells.load (*mReader, mBase); break;
+
+        case ESM::REC_CELL:
+            mCells.load (*mReader, mBase);
+            mRefs.load (*mReader, mCells.getSize()-1, mBase);
+            break;
+
+        case ESM::REC_ACTI: mReferenceables.load (*mReader, mBase, UniversalId::Type_Activator); break;
+        case ESM::REC_ALCH: mReferenceables.load (*mReader, mBase, UniversalId::Type_Potion); break;
+        case ESM::REC_APPA: mReferenceables.load (*mReader, mBase, UniversalId::Type_Apparatus); break;
+        case ESM::REC_ARMO: mReferenceables.load (*mReader, mBase, UniversalId::Type_Armor); break;
+        case ESM::REC_BOOK: mReferenceables.load (*mReader, mBase, UniversalId::Type_Book); break;
+        case ESM::REC_CLOT: mReferenceables.load (*mReader, mBase, UniversalId::Type_Clothing); break;
+        case ESM::REC_CONT: mReferenceables.load (*mReader, mBase, UniversalId::Type_Container); break;
+        case ESM::REC_CREA: mReferenceables.load (*mReader, mBase, UniversalId::Type_Creature); break;
+        case ESM::REC_DOOR: mReferenceables.load (*mReader, mBase, UniversalId::Type_Door); break;
+        case ESM::REC_INGR: mReferenceables.load (*mReader, mBase, UniversalId::Type_Ingredient); break;
+        case ESM::REC_LEVC:
+            mReferenceables.load (*mReader, mBase, UniversalId::Type_CreatureLevelledList); break;
+        case ESM::REC_LEVI:
+            mReferenceables.load (*mReader, mBase, UniversalId::Type_ItemLevelledList); break;
+        case ESM::REC_LIGH: mReferenceables.load (*mReader, mBase, UniversalId::Type_Light); break;
+        case ESM::REC_LOCK: mReferenceables.load (*mReader, mBase, UniversalId::Type_Lockpick); break;
+        case ESM::REC_MISC:
+            mReferenceables.load (*mReader, mBase, UniversalId::Type_Miscellaneous); break;
+        case ESM::REC_NPC_: mReferenceables.load (*mReader, mBase, UniversalId::Type_Npc); break;
+        case ESM::REC_PROB: mReferenceables.load (*mReader, mBase, UniversalId::Type_Probe); break;
+        case ESM::REC_REPA: mReferenceables.load (*mReader, mBase, UniversalId::Type_Repair); break;
+        case ESM::REC_STAT: mReferenceables.load (*mReader, mBase, UniversalId::Type_Static); break;
+        case ESM::REC_WEAP: mReferenceables.load (*mReader, mBase, UniversalId::Type_Weapon); break;
+
+        case ESM::REC_DIAL:
+        {
+            std::string id = mReader->getHNOString ("NAME");
+
+            ESM::Dialogue record;
+            record.mId = id;
+            record.load (*mReader);
+
+            if (record.mType==ESM::Dialogue::Journal)
+            {
+                mJournals.load (record, mBase);
+                mDialogue = &mJournals.getRecord (id).get();
+            }
+            else if (record.mType==ESM::Dialogue::Deleted)
+            {
+                mDialogue = 0; // record vector can be shuffled around which would make pointer
+                               // to record invalid
+
+                if (mJournals.tryDelete (id))
+                {
+                    /// \todo handle info records
+                }
+                else if (mTopics.tryDelete (id))
+                {
+                    /// \todo handle info records
+                }
+                else
+                {
+                    messages.push_back (std::make_pair (UniversalId::Type_None,
+                        "Trying to delete dialogue record " + id + " which does not exist"));
+                }
+            }
+            else
+            {
+                mTopics.load (record, mBase);
+                mDialogue = &mTopics.getRecord (id).get();
+            }
+
+            break;
+        }
+
+        case ESM::REC_INFO:
+        {
+            if (!mDialogue)
+            {
+                messages.push_back (std::make_pair (UniversalId::Type_None,
+                    "Found info record not following a dialogue record"));
+
+                mReader->skipRecord();
+                break;
+            }
+
+            if (mDialogue->mType==ESM::Dialogue::Journal)
+                mJournalInfos.load (*mReader, mBase, *mDialogue);
+            else
+                mTopicInfos.load (*mReader, mBase, *mDialogue);
+
+            break;
+        }
+
+        case ESM::REC_FILT:
+
+            if (mProject)
+            {
+                mFilters.load (*mReader, mBase);
+                mFilters.setData (mFilters.getSize()-1,
+                    mFilters.findColumnIndex (CSMWorld::Columns::ColumnId_Scope),
+                    static_cast<int> (CSMFilter::Filter::Scope_Project));
+                break;
+            }
+
+            // fall through (filter record in a content file is an error with format 0)
+
+        default:
+
+            messages.push_back (std::make_pair (UniversalId::Type_None,
+                "Unsupported record type: " + n.toString()));
+
+            mReader->skipRecord();
+    }
+
+    return false;
 }
 
 bool CSMWorld::Data::hasId (const std::string& id) const
diff --git a/apps/opencs/model/world/data.hpp b/apps/opencs/model/world/data.hpp
index 152c3ac419..4f7c624e68 100644
--- a/apps/opencs/model/world/data.hpp
+++ b/apps/opencs/model/world/data.hpp
@@ -24,6 +24,8 @@
 
 #include "../filter/filter.hpp"
 
+#include "../doc/stage.hpp"
+
 #include "idcollection.hpp"
 #include "universalid.hpp"
 #include "cell.hpp"
@@ -33,12 +35,19 @@
 
 class QAbstractItemModel;
 
+namespace ESM
+{
+    class ESMReader;
+    struct Dialogue;
+}
+
 namespace CSMWorld
 {
     class Data : public QObject
     {
             Q_OBJECT
 
+            ToUTF8::Utf8Encoder mEncoder;
             IdCollection<ESM::Global> mGlobals;
             IdCollection<ESM::GameSetting> mGmsts;
             IdCollection<ESM::Skill> mSkills;
@@ -62,6 +71,10 @@ namespace CSMWorld
             std::map<UniversalId::Type, QAbstractItemModel *> mModelIndex;
             std::string mAuthor;
             std::string mDescription;
+            ESM::ESMReader *mReader;
+            const ESM::Dialogue *mDialogue; // last loaded dialogue
+            bool mBase;
+            bool mProject;
 
             // not implemented
             Data (const Data&);
@@ -167,10 +180,15 @@ namespace CSMWorld
             void merge();
             ///< Merge modified into base.
 
-            void loadFile (const boost::filesystem::path& path, bool base, bool project);
-            ///< Merging content of a file into base or modified.
+            int startLoading (const boost::filesystem::path& path, bool base, bool project);
+            ///< Begin merging content of a file into base or modified.
             ///
             /// \param project load project file instead of content file
+            ///
+            ///< \return estimated number of records
+
+            bool continueLoading (CSMDoc::Stage::Messages& messages);
+            ///< \return Finished?
 
             bool hasId (const std::string& id) const;
 
diff --git a/apps/opencs/model/world/universalid.cpp b/apps/opencs/model/world/universalid.cpp
index 94b042ec5c..140a410c06 100644
--- a/apps/opencs/model/world/universalid.cpp
+++ b/apps/opencs/model/world/universalid.cpp
@@ -18,7 +18,7 @@ namespace
 
     static const TypeData sNoArg[] =
     {
-        { CSMWorld::UniversalId::Class_None, CSMWorld::UniversalId::Type_None, "empty", 0 },
+        { CSMWorld::UniversalId::Class_None, CSMWorld::UniversalId::Type_None, "-", 0 },
         { CSMWorld::UniversalId::Class_RecordList, CSMWorld::UniversalId::Type_Globals, "Global Variables", 0 },
         { CSMWorld::UniversalId::Class_RecordList, CSMWorld::UniversalId::Type_Gmsts, "Game Settings", 0 },
         { CSMWorld::UniversalId::Class_RecordList, CSMWorld::UniversalId::Type_Skills, "Skills", 0 },
@@ -101,6 +101,7 @@ namespace
     static const TypeData sIndexArg[] =
     {
         { CSMWorld::UniversalId::Class_Transient, CSMWorld::UniversalId::Type_VerificationResults, "Verification Results", 0 },
+        { CSMWorld::UniversalId::Class_Transient, CSMWorld::UniversalId::Type_LoadErrorLog, "Load Error Log", 0 },
         { CSMWorld::UniversalId::Class_None, CSMWorld::UniversalId::Type_None, 0, 0 } // end marker
     };
 }
diff --git a/apps/opencs/model/world/universalid.hpp b/apps/opencs/model/world/universalid.hpp
index 24fb543996..22779b2638 100644
--- a/apps/opencs/model/world/universalid.hpp
+++ b/apps/opencs/model/world/universalid.hpp
@@ -97,10 +97,11 @@ namespace CSMWorld
                 Type_JournalInfos,
                 Type_JournalInfo,
                 Type_Scene,
-                Type_Preview
+                Type_Preview,
+                Type_LoadErrorLog
             };
 
-            enum { NumberOfTypes = Type_Scene+1 };
+            enum { NumberOfTypes = Type_LoadErrorLog+1 };
 
         private:
 
diff --git a/apps/opencs/view/doc/loader.cpp b/apps/opencs/view/doc/loader.cpp
new file mode 100644
index 0000000000..7e4754ddf8
--- /dev/null
+++ b/apps/opencs/view/doc/loader.cpp
@@ -0,0 +1,193 @@
+
+#include "loader.hpp"
+
+#include <QVBoxLayout>
+#include <QLabel>
+#include <QProgressBar>
+#include <QCursor>
+#include <QDialogButtonBox>
+#include <QCloseEvent>
+#include <QListWidget>
+
+#include "../../model/doc/document.hpp"
+
+void CSVDoc::LoadingDocument::closeEvent (QCloseEvent *event)
+{
+    event->ignore();
+    cancel();
+}
+
+CSVDoc::LoadingDocument::LoadingDocument (CSMDoc::Document *document)
+: mDocument (document), mAborted (false), mMessages (0)
+{
+    setWindowTitle (("Opening " + document->getSavePath().filename().string()).c_str());
+
+    setMinimumWidth (400);
+
+    mLayout = new QVBoxLayout (this);
+
+    // file progress
+    mFile = new QLabel (this);
+
+    mLayout->addWidget (mFile);
+
+    mFileProgress = new QProgressBar (this);
+
+    mLayout->addWidget (mFileProgress);
+
+    int size = static_cast<int> (document->getContentFiles().size())+1;
+    if (document->isNew())
+        --size;
+
+    mFileProgress->setMinimum (0);
+    mFileProgress->setMaximum (size);
+    mFileProgress->setTextVisible (true);
+    mFileProgress->setValue (0);
+
+    // record progress
+    mLayout->addWidget (new QLabel ("Records", this));
+
+    mRecordProgress = new QProgressBar (this);
+
+    mLayout->addWidget (mRecordProgress);
+
+    mRecordProgress->setMinimum (0);
+    mRecordProgress->setTextVisible (true);
+    mRecordProgress->setValue (0);
+
+    // error message
+    mError = new QLabel (this);
+    mError->setWordWrap (true);
+
+    mLayout->addWidget (mError);
+
+    // buttons
+    mButtons = new QDialogButtonBox (QDialogButtonBox::Cancel, Qt::Horizontal, this);
+
+    mLayout->addWidget (mButtons);
+
+    setLayout (mLayout);
+
+    move (QCursor::pos());
+
+    show();
+
+    connect (mButtons, SIGNAL (rejected()), this, SLOT (cancel()));
+}
+
+void CSVDoc::LoadingDocument::nextStage (const std::string& name, int steps)
+{
+    mFile->setText (QString::fromUtf8 (("Loading: " + name).c_str()));
+
+    mFileProgress->setValue (mFileProgress->value()+1);
+
+    mRecordProgress->setValue (0);
+    mRecordProgress->setMaximum (steps>0 ? steps : 1);
+}
+
+void CSVDoc::LoadingDocument::nextRecord()
+{
+    int value = mRecordProgress->value()+1;
+
+    if (value<=mRecordProgress->maximum())
+        mRecordProgress->setValue (value);
+}
+
+void CSVDoc::LoadingDocument::abort (const std::string& error)
+{
+    mAborted = true;
+    mError->setText (QString::fromUtf8 (("Loading failed: " + error).c_str()));
+    mButtons->setStandardButtons (QDialogButtonBox::Close);
+}
+
+void CSVDoc::LoadingDocument::addMessage (const std::string& message)
+{
+    if (!mMessages)
+    {
+        mMessages = new QListWidget (this);
+        mLayout->insertWidget (4, mMessages);
+    }
+
+    new QListWidgetItem (QString::fromUtf8 (message.c_str()), mMessages);
+}
+
+void CSVDoc::LoadingDocument::cancel()
+{
+    if (!mAborted)
+        emit cancel (mDocument);
+    else
+    {
+        emit close (mDocument);
+        deleteLater();
+    }
+}
+
+
+CSVDoc::Loader::Loader() {}
+
+CSVDoc::Loader::~Loader()
+{
+    for (std::map<CSMDoc::Document *, LoadingDocument *>::iterator iter (mDocuments.begin());
+        iter!=mDocuments.end(); ++iter)
+        delete iter->second;
+}
+
+void CSVDoc::Loader::add (CSMDoc::Document *document)
+{
+    LoadingDocument *loading = new LoadingDocument (document);
+    mDocuments.insert (std::make_pair (document, loading));
+
+    connect (loading, SIGNAL (cancel (CSMDoc::Document *)),
+        this, SIGNAL (cancel (CSMDoc::Document *)));
+    connect (loading, SIGNAL (close (CSMDoc::Document *)),
+        this, SIGNAL (close (CSMDoc::Document *)));
+}
+
+void CSVDoc::Loader::loadingStopped (CSMDoc::Document *document, bool completed,
+    const std::string& error)
+{
+    std::map<CSMDoc::Document *, LoadingDocument *>::iterator iter = mDocuments.begin();
+
+    for (; iter!=mDocuments.end(); ++iter)
+        if (iter->first==document)
+            break;
+
+    if (iter==mDocuments.end())
+        return;
+
+    if (completed || error.empty())
+    {
+        delete iter->second;
+        mDocuments.erase (iter);
+    }
+    else if (!completed && !error.empty())
+    {
+        iter->second->abort (error);
+        // Leave the window open for now (wait for the user to close it)
+        mDocuments.erase (iter);
+    }
+}
+
+void CSVDoc::Loader::nextStage (CSMDoc::Document *document, const std::string& name, int steps)
+{
+    std::map<CSMDoc::Document *, LoadingDocument *>::iterator iter = mDocuments.find (document);
+
+    if (iter!=mDocuments.end())
+        iter->second->nextStage (name, steps);
+}
+
+void CSVDoc::Loader::nextRecord (CSMDoc::Document *document)
+{
+    std::map<CSMDoc::Document *, LoadingDocument *>::iterator iter = mDocuments.find (document);
+
+    if (iter!=mDocuments.end())
+        iter->second->nextRecord();
+}
+
+void CSVDoc::Loader::loadMessage (CSMDoc::Document *document, const std::string& message)
+{
+    std::map<CSMDoc::Document *, LoadingDocument *>::iterator iter = mDocuments.find (document);
+
+    if (iter!=mDocuments.end())
+        iter->second->addMessage (message);
+}
\ No newline at end of file
diff --git a/apps/opencs/view/doc/loader.hpp b/apps/opencs/view/doc/loader.hpp
new file mode 100644
index 0000000000..69a8b48ba3
--- /dev/null
+++ b/apps/opencs/view/doc/loader.hpp
@@ -0,0 +1,99 @@
+#ifndef CSV_DOC_LOADER_H
+#define CSV_DOC_LOADER_H
+
+#include <map>
+
+#include <QObject>
+#include <QWidget>
+#include <QSignalMapper>
+
+class QLabel;
+class QProgressBar;
+class QDialogButtonBox;
+class QListWidget;
+class QVBoxLayout;
+
+namespace CSMDoc
+{
+    class Document;
+}
+
+namespace CSVDoc
+{
+    class LoadingDocument : public QWidget
+    {
+            Q_OBJECT
+
+            CSMDoc::Document *mDocument;
+            QLabel *mFile;
+            QProgressBar *mFileProgress;
+            QProgressBar *mRecordProgress;
+            bool mAborted;
+            QDialogButtonBox *mButtons;
+            QLabel *mError;
+            QListWidget *mMessages;
+            QVBoxLayout *mLayout;
+
+        private:
+
+            void closeEvent (QCloseEvent *event);
+
+        public:
+
+            LoadingDocument (CSMDoc::Document *document);
+
+            void nextStage (const std::string& name, int steps);
+
+            void nextRecord();
+
+            void abort (const std::string& error);
+
+            void addMessage (const std::string& message);
+
+        private slots:
+
+            void cancel();
+
+        signals:
+
+            void cancel (CSMDoc::Document *document);
+            ///< Stop loading process.
+
+            void close (CSMDoc::Document *document);
+            ///< Close stopped loading process.
+    };
+
+    class Loader : public QObject
+    {
+            Q_OBJECT
+
+            std::map<CSMDoc::Document *, LoadingDocument *> mDocuments;
+
+        public:
+
+            Loader();
+
+            virtual ~Loader();
+
+        signals:
+
+            void cancel (CSMDoc::Document *document);
+
+            void close (CSMDoc::Document *document);
+
+        public slots:
+
+            void add (CSMDoc::Document *document);
+
+            void loadingStopped (CSMDoc::Document *document, bool completed,
+                const std::string& error);
+
+            void nextStage (CSMDoc::Document *document, const std::string& name, int steps);
+
+            void nextRecord (CSMDoc::Document *document);
+
+            void loadMessage (CSMDoc::Document *document, const std::string& message);
+    };
+}
+
+#endif
diff --git a/apps/opencs/view/doc/view.cpp b/apps/opencs/view/doc/view.cpp
index 95ab6ca279..e71b8435ab 100644
--- a/apps/opencs/view/doc/view.cpp
+++ b/apps/opencs/view/doc/view.cpp
@@ -10,9 +10,12 @@
 #include <QtGui/QApplication>
 
 #include "../../model/doc/document.hpp"
-#include "../world/subviews.hpp"
-#include "../tools/subviews.hpp"
 #include "../../model/settings/usersettings.hpp"
+
+#include "../world/subviews.hpp"
+
+#include "../tools/subviews.hpp"
+
 #include "viewmanager.hpp"
 #include "operations.hpp"
 #include "subview.hpp"
@@ -47,6 +50,10 @@ void CSVDoc::View::setupFileMenu()
     connect (mVerify, SIGNAL (triggered()), this, SLOT (verify()));
     file->addAction (mVerify);
 
+    QAction *loadErrors = new QAction (tr ("Load Error Log"), this);
+    connect (loadErrors, SIGNAL (triggered()), this, SLOT (loadErrorLog()));
+    file->addAction (loadErrors);
+
     QAction *close = new QAction (tr ("&Close"), this);
     connect (close, SIGNAL (triggered()), this, SLOT (close()));
     file->addAction(close);
@@ -502,3 +509,8 @@ void CSVDoc::View::toggleShowStatusBar (bool show)
             subView->setStatusBar (show);
     }
 }
+
+void CSVDoc::View::loadErrorLog()
+{
+    addSubView (CSMWorld::UniversalId (CSMWorld::UniversalId::Type_LoadErrorLog, 0));
+}
diff --git a/apps/opencs/view/doc/view.hpp b/apps/opencs/view/doc/view.hpp
index 5e6c9abc4d..686c001dc1 100644
--- a/apps/opencs/view/doc/view.hpp
+++ b/apps/opencs/view/doc/view.hpp
@@ -179,6 +179,8 @@ namespace CSVDoc
             void addJournalInfosSubView();
 
             void toggleShowStatusBar (bool show);
+
+            void loadErrorLog();
     };
 }
 
diff --git a/apps/opencs/view/doc/viewmanager.cpp b/apps/opencs/view/doc/viewmanager.cpp
index 2297af0ba0..02f6a54679 100644
--- a/apps/opencs/view/doc/viewmanager.cpp
+++ b/apps/opencs/view/doc/viewmanager.cpp
@@ -84,6 +84,33 @@ CSVDoc::ViewManager::ViewManager (CSMDoc::DocumentManager& documentManager)
     for (std::size_t i=0; i<sizeof (sMapping)/sizeof (Mapping); ++i)
         mDelegateFactories->add (sMapping[i].mDisplay, new CSVWorld::EnumDelegateFactory (
             CSMWorld::Columns::getEnums (sMapping[i].mColumnId), sMapping[i].mAllowNone));
+
+    connect (&mDocumentManager, SIGNAL (loadRequest (CSMDoc::Document *)),
+        &mLoader, SLOT (add (CSMDoc::Document *)));
+
+    connect (
+        &mDocumentManager, SIGNAL (loadingStopped (CSMDoc::Document *, bool, const std::string&)),
+        &mLoader, SLOT (loadingStopped (CSMDoc::Document *, bool, const std::string&)));
+
+    connect (
+        &mDocumentManager, SIGNAL (nextStage (CSMDoc::Document *, const std::string&, int)),
+        &mLoader, SLOT (nextStage (CSMDoc::Document *, const std::string&, int)));
+
+    connect (
+        &mDocumentManager, SIGNAL (nextRecord (CSMDoc::Document *)),
+        &mLoader, SLOT (nextRecord (CSMDoc::Document *)));
+
+    connect (
+        &mDocumentManager, SIGNAL (loadMessage (CSMDoc::Document *, const std::string&)),
+        &mLoader, SLOT (loadMessage (CSMDoc::Document *, const std::string&)));
+
+    connect (
+        &mLoader, SIGNAL (cancel (CSMDoc::Document *)),
+        &mDocumentManager, SIGNAL (cancelLoading (CSMDoc::Document *)));
+
+    connect (
+        &mLoader, SIGNAL (close (CSMDoc::Document *)),
+        &mDocumentManager, SLOT (removeDocument (CSMDoc::Document *)));
 }
 
 CSVDoc::ViewManager::~ViewManager()
diff --git a/apps/opencs/view/doc/viewmanager.hpp b/apps/opencs/view/doc/viewmanager.hpp
index 00e33916d0..8cc92774b0 100644
--- a/apps/opencs/view/doc/viewmanager.hpp
+++ b/apps/opencs/view/doc/viewmanager.hpp
@@ -5,6 +5,8 @@
 
 #include <QObject>
 
+#include "loader.hpp"
+
 namespace CSMDoc
 {
     class Document;
@@ -29,6 +31,7 @@ namespace CSVDoc
             CSVWorld::CommandDelegateFactoryCollection *mDelegateFactories;
             bool mExitOnSaveStateChange;
             bool mUserWarned;
+            Loader mLoader;
 
             // not implemented
             ViewManager (const ViewManager&);
diff --git a/apps/opencs/view/tools/subviews.cpp b/apps/opencs/view/tools/subviews.cpp
index 781cf602e3..8b04aca504 100644
--- a/apps/opencs/view/tools/subviews.cpp
+++ b/apps/opencs/view/tools/subviews.cpp
@@ -9,4 +9,6 @@ void CSVTools::addSubViewFactories (CSVDoc::SubViewFactoryManager& manager)
 {
     manager.add (CSMWorld::UniversalId::Type_VerificationResults,
         new CSVDoc::SubViewFactory<ReportSubView>);
+    manager.add (CSMWorld::UniversalId::Type_LoadErrorLog,
+        new CSVDoc::SubViewFactory<ReportSubView>);
 }
\ No newline at end of file