Unreal Engine Issues

Cable actor does not render correctly in viewport on Mac

The Cable actors render correctly in PIE and Standalone game. This does not occur on Windows Also occurs in 4.14.3 so not a regression ...

[CrashReport] UE4Editor-Renderer.dylib!FUploadObjectsToBufferCS* TShaderMap<FGlobalShaderType>::GetShader<FUploadObjectsToBufferCS>()

This is a common crash affecting Mac users in 4.16 User DescriptionsMacOS High Sierra Beta 2 - Starting a project ...

[CrashReport] Crash on Mac - UE4Editor-IOSTargetPlatform.dylib!FIOSDeviceHelper::DoDeviceConnect()

This is a common crash affecting Mac users on 4.16, it has occurred since at least 4.14. Users have not provided any descriptions. ...

Widget animation does not evaluate visibility correctly when played

Widget animation does not evaluate visibility correctly when played. This does work though when scrubbing over the key. Regression: No this also occurs in 4.22 ...

Can't inherit from ALight without a linker error

This is a regression from 5.3. It should be possible to inherit from ALight outside of the engine module without any sort of errors. Case: [Link Removed] ...

Crash when double clicking on RowStruct's CurveEditor

This problem can be reproduced with UE5.3 even after applying fix [Link Removed]. We have verified this issue with UE5.1 and it is not reproduced.  ...

Object type properties with instanced modifier in a child actor is lost when saving

[AI] BehaviorTreeEditor crash when swapping from Behavior Tree to Blackboard view.

The first time that a Behavior Tree editor window changes from the tree to the Blackboard can cause a crash if you add and remove a key from the Blackboard via a different Behavior Tree editor windo ...

[Concurrency] - Voice Steal Release Time Doesn't Work when using a Priority Based Resolution Rule

When using a Priority based Concurrency rule, the Voice Steal Release Time is ignored and ejected sounds stop abruptly. Test Notes: See attached video. Note: I've shelved the test map and assets ...

Ensure occurs when turning on Constraints in Advanced Show Flags

An ensure occurs when Constraints are toggled on in the show options. Note After the ensure, you can toggle Constraints off and on freely This is a Regression from 4.14.3 ...