Unreal Engine Issues

Matinee: Animation keyframes cannot be added after opening a new asset editor in the same window

When opening a new asset editor in the same window as matinee, the 'Add Key' button for animation tracks will no longer function. This is due to FSlateApplication::ActiveTopLevelWindow being reset a ...

When playing matinee, scrubbing can cause sound to keep playing when it isn't triggered

When playing matinee, scrubbing can cause sound to keep playing when it isn't triggered Note: This was entered as a bug to re-work the fix from the pull request found here: [Link Removed] ...

Get VR Focus State will cause a crash if used without a HMD device on

Get VR Focus State will cause a crash if used without a HMD device on ...

[CrashReport] UE4Editor_CoreUObject!IncrementalPurgeGarbage() [garbagecollection.cpp:1042]

This JIRA is being entered as a result of being one of the top crashes in 4.12 Preview 5 In the 4.12.0 release, we currently have a user on the Answerhub who experiences this crash: https://answers ...

Static lighting issues with foliage

The user reports a scene with a reasonable number of foliage instances renders with black lighting: After updating to 4.11 (.1 or .2 doesn't matter) I have not been able to bake my lighting properl ...

Level sequence updates more than once per frame when content editors are open

When content editors are open, they cause sequencer to be updated more than once per frame. This causes animations running in PIE to play faster than expected. Licensee provides code for a potential ...

Crash filtering for animation sequence with Content Examples animation level open - Assertion failed: MorphTargetWeights.Num() == SkeletalMesh->MorphTargets.Num()

Editor crashes in Content Examples when the user filters for Animation Sequences while having the Animation level open. I was not able to reproduce this crash in UE4/Main. ...

Performance regression from 4.10 to 4.11 on Sony Xperia M4 Aqua

User reports that on the Sony Xperia M4 the FPS have decreased from about 25 down to 5 after upgrading to 4.11. ...

Crash if editing the key properties of a collapsed key that has only 1 channel keyed

Bloom banding when exiting top of screen, doesn't affect other sides

As a blooming object (the sun in this repro case) leaves the view via the top-edge of the screen, some noticeable banding occurs. Happens in both PIE and -game. Found on: //UE4/Main CL-2991400 //U ...