Unreal Engine Issues

C++ Third Person Template project crashes when opened

Third Person C++ project crashing on open on Android Devices 4/4 Repro rate ...

Warning "Failed to build lighting!!! Static Lighting on World Partition maps is not supported." is thrown on World Partition maps

A warning is thrown "LogStaticLightingSystem: Warning: Failed to build lighting!!! Static Lighting on World Partition maps is not supported." when building lights in any World Partition map. ...

Can't package project with custom engine plugin enabled.

[Mac, Linux] - Sample Rate changes from imported sample rate after playing preview for imported audio asset.

Sample Rate changes from imported sample rate after playing preview for imported audio asset. Tested this on Windows and it did NOT occur there. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ ...

Compile errors in GPU scripts aren't always reported to the Niagara Log

The Niagara log will not always show compilation errors for GPU particles. The errors are visible in the output log. ...

[MetaSounds] - Trigger on Threshold node Crashes editor on play when using literal value for threshold

Editor crashes when Trigger on Threshold node is hooked up in a Metasound graph and played using a threshold value defined on the node. If you use an Input node for the Threshold value, the crash do ...

Adding an output to the default function of a Blueprint Interface now requires the Interface to be compiled in order to change the output's values

In 4.27 immediately upon adding an output to the default function that output can be edited without needing to be compiled. In Preview 2 once an output is added the Blueprint Interface needs to be c ...

FFunctionalTestingModule::GetMapTests does not support World partition

Adding a track for LayerData.Offset to UMG Animation throws an Ensure

Adding a track for LayerData.Offset throws an ensure that states "No default blender class specified on property, and no custom blender specified on entities. Falling back to float blender." This do ...

ARCore: Camera does not function in ARDebugCheck app

The camera is not turning on when using the ARDebugCheck app. Some details:The app does not ask for Camera permission and defaults to denied.ARDebugCheck is a Black screen after selecting "Start AR" ...