diff --git a/apps/openmw/mwworld/physicssystem.cpp b/apps/openmw/mwworld/physicssystem.cpp
index 7f26fa75a..c4b904ca9 100644
--- a/apps/openmw/mwworld/physicssystem.cpp
+++ b/apps/openmw/mwworld/physicssystem.cpp
@@ -45,7 +45,12 @@ void animateCollisionShapes (std::map<OEngine::Physic::RigidBody*, OEngine::Phys
          it != map.end(); ++it)
     {
         MWWorld::Ptr ptr = MWBase::Environment::get().getWorld()->searchPtrViaHandle(it->first->mName);
+        if (ptr.isEmpty()) // Shouldn't happen
+            throw std::runtime_error("can't find Ptr");
+
         MWRender::Animation* animation = MWBase::Environment::get().getWorld()->getAnimation(ptr);
+        if (!animation) // Shouldn't happen either, since keyframe-controlled objects are not batched in StaticGeometry
+            throw std::runtime_error("can't find Animation for " + ptr.getCellRef().getRefId());
 
         OEngine::Physic::AnimatedShapeInstance& instance = it->second;
 
diff --git a/components/nifbullet/bulletnifloader.cpp b/components/nifbullet/bulletnifloader.cpp
index 64febc3c2..7f78c04aa 100644
--- a/components/nifbullet/bulletnifloader.cpp
+++ b/components/nifbullet/bulletnifloader.cpp
@@ -181,7 +181,8 @@ void ManualBulletShapeLoader::handleNode(const Nif::Node *node, int flags,
     // the flags we currently use, at least.
     flags |= node->flags;
 
-    if (!node->controller.empty() && node->controller->recType == Nif::RC_NiKeyframeController)
+    if (!node->controller.empty() && node->controller->recType == Nif::RC_NiKeyframeController
+            && (node->controller->flags & Nif::NiNode::ControllerFlag_Active))
         isAnimated = true;
 
     if (!raycasting)