Unreal Engine Issues

Setting Key Interpolation for a point on a curve to Auto behaves differently from UE4 and more like User Interpolation

Setting Key Interpolation for a point on a curve to Auto behaves differently than it did in UE4. The results are more akin to the User Interpolation with flat tangents. ...

Saving a Slate Vector Art asset causes a crash

Saving a Slate Vector Art asset causes a crash. ...

MaxChannels (Voices) is printed incorrectly to the Output Log on new projects

The Max Channels (voices) setting displays in the output log as 0 on new projects. Likely a result of [Link Removed]. Issue is in display only (there are 32 voices), but should ideally report the de ...

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 ...