Merge branch 'actor_souls_only' into 'master'

Check if the target is an actor before updating magic effects

Closes #6339

See merge request OpenMW/openmw!1294

apps/openmw/mwmechanics/combat.cpp

@@ -49,7 +49,8 @@ namespace MWMechanics
                 cast.mHitPosition = hitPosition;
                 cast.cast(object, false);
                 // Apply magic effects directly instead of waiting a frame to allow soul trap to work on one-hit kills
-                MWBase::Environment::get().getMechanicsManager()->updateMagicEffects(victim);
+                if(victim.getClass().isActor())
+                    MWBase::Environment::get().getMechanicsManager()->updateMagicEffects(victim);
                 return true;
             }
         }