Unreal Engine Issues

[CrashReport] Mac/Metal crash - Assertion failed: (PixelShader->Bindings.InOutMask

This is a low frequency but trending crash coming out of 4.18. User DescriptionsAttempting to open a copied/converted from 4.16.3 project on 4.18 preview 4. Problem arose after preview 3. Was able ...

[CrashReport] UE4Editor-CoreUObject.dylib!UObject::Rename()

This is an infrequent Mac crash that has occurred for a few users in 4.17. Users have not provided any description of their actions when the crash occurred. The callstack has a few similarities to ...

[CrashReport] UE4Editor-MetalRHI.dylib!FMetalRHICommandContext::RHIEndDrawIndexedPrimitiveUP()

This is a trending Mac/Metal crash in the 4.18 release, although although it has existed with low frequency since at least the 4.16 release. Users have not provided any descriptions of their actions ...

Fail to trigger event because no director instance

MediaPlayer failed to be open on Mac and IOS

Linux UI highlights when dragging the editor window

Buttons and other UI elements of the Linux editor are highlighted when they are over the pointer's original click position. ...

Long splash screen when launching a cook on the fly project on Android

When launching a cook on the fly project on Android the splash screen last about 2 minutes before the template opens. ...

Material Layers "swap" location instead of shift downwards.

Licensee request for this as it is affecting productivity. Likely requires a method of allowing a user to choose which behaviour they prefer. For reference, the behaviour changed in CL 11684461 to f ...

Crash when importing new mesh and regenerating skeleton for additive animation

Actor does not receive End Play if it was destroyed during the world's Begin Play and it had already begun play

If an Actor destroys another Actor when the game is first starting, then End Play does not get called on the destroyed Actor. In the attached project, there is an Actor Blueprint in the level that s ...