Unreal Engine Issues

Very slow foliage tool instance placement

Regression since 4.13 due to change in UStaticMeshComponent::InvalidateLightingCacheDetailed ...

[CrashReport] Crash on Linux - FShaderCompilingManager::LaunchWorker()

This is a common crash affecting users on Linux. No additional information is available. ...

[CrashReport] Linux crash - /usr/lib64/opengl/nvidia/lib/libGLX_nvidia.so.0

This is a common Linux crash that has occurred since at least 4.14. ...

Translucent particles can no longer be selected when translucent selection is on

Translucent selection does not work on Niagara particles. This was working in 4.24. ...

Sequencer crashes when using Transform variable added to Scene component BP

This issue has not occurred in previous versions and seems to occur from 4.27. ...

HighResShot's bDumpBufferVisualizationTargets does not work on PNG output.

If the same command is executed with 4.27, multiple screenshots will be saved. ...

Landscape visibility mask cannot be imported/exported

The ability to import/export visibility mask was available in 4.27. ...

Crash when dragging and dropping sub-level Actors into HLOD Outliner

In 4.27.2 a new cluster is created without any problem. ...

Post Process Volume not updating in preview

iPhonePackager 64 bit packaged with 32-bit deployment server.

This was discovered by Release team when attempting to smoke Release 4.13 P2 ...