Unreal Engine Issues

Thumbnail for blueprints with a mesh update on tick when construction script adds meshes to blueprint

Blueprint thumbnails that are updated via the construction script update on tick in the Content Browser, even when no change has been made to the blueprint. Regression (Yes) issue (does not) occur ...

Max Angular Velocity Value Being Reset

The value of Max Angular Velocity on a component is being reset after changing the value and compiling the blueprint. Found in 4.12 binary, reproduced in Main CL 2994701. Could not reproduce in 4. ...

Animated FBX with no bones imports with jittery rotation

Animated FBX with no bones imports with jittery rotation ...

Updating project to 4.12 corrupts Additive AimOffset thumbnail, causing log spam

Updating project to 4.12 corrupts Additive AimOffset thumbnail, causing log spamLogAnimation:Warning: Setting an additive animation (Owen_AimOffset) on an AnimSingleNodeInstance is not allowed. This ...

Set World Scale 3D on Attached Actor Allows Character to Jump Through Collision

The collision of the cube static mesh is not blocking the character after Setting World Scale 3D while it is attached to another actor using the AttachToActor node. ...

Crash when using Landscape when building lighting with commandlet

When using the new Rebuild Lighting commandlet will cause a crash with any level that builds when it has a landscape in the scene. https://github.com/EpicGames/UnrealEngine/commit/f89256dd0efb7d0b ...

Sequencer audio doesn't play after rendering a movie in editor

[CrashReport] UE4Editor_CoreUObject!StaticAllocateObject() [uobjectglobals.cpp:2153]

Really close to the repro steps for [Link Removed] Same repro steps produced the following Buggs along with this one: [Link Removed] [Link Removed] Error message: Fatal error: [Link Removed] [Lin ...

After compile, spawnable actor is stuck in spawned state

After compile, spawnable actor is stuck in spawned state ...

No collision is generated on PaperTileMapComponents that are generated at runtime

When a PaperTileMapComponent is generated at runtime, the collision that it should have is not generated along with it. This can (oddly) be remedied by selecting the component itself in the details ...