Unreal Engine Issues

FixDeps runs on every build even without any changes

This has been fixed for 4.15, but 4.14 was branched before the fix. Note that this issue is distinct from [Link Removed] and the fix is much simpler. Note that [Link Removed] (pull request #2839) ...

Multiple Materials not assigned to Mesh on Import

Not all material elements are created and assigned to the static mesh using multiple materials. With the attached mesh, only the first element is created and the other two are left non-existent. I c ...

Fix SourceLength to be tangent to spot light axis

Editor delay on end simulation in 4.14

When stopping PIE Selected Viewport or Simulate Mode there is now a 1 to 2 second delay that did not occur in previous versions of the Engine. Regression: Did not occur in UE4.13 or earlier ...

Fix pause flags when recycling sound sources

Issue is due to pause flags getting recycled when new sound sources are used from the sound source pool. This is a regression since 4.13, causing audio to pop. ...

Fix rotations when exporting a blueprint with a camera component

UMovieSceneSequenceTickManager does not consider settings of Fixed Frame Rate

Due to CL-20816478 UMovieSceneSequenceTickManager now calculates DeltaTime per Group instead of using DeltaSeconds directly. As a result, the FixedTimeFramerate in the project settings is being igno ...

Interchange: Static analysis fix for interchange manager

Fix a crash in Callback_ResolveMarker when handing a GPU crash

Licensees have reported crashes being triggered while the engine is resolving debug markers for an Nvidia Aftermath dump. This makes it difficult to properly investigate crashes ...

Fix log spam when using a vive wireless adpater

We need to handle TrackedDeviceClass_DisplayRedirect as a valid device in SteamVRController.cpp ...