Unreal Engine Issues

VR PIE with Oculus - Editor Hangs on Level Load (on 2nd+ Launch)

Loading a map while in VR PIE hangs on 2nd+ play Does not occur when Oculus plugin is disabled. Does not occur in packaged project. A nonVR PIE will reset this behavior. Additional info from use ...

Packaging for Win32 fails on Visual Studio version 15.7.1 with multiple unable to find mspdbcore.dll errors

This did not reproduce with Microsoft Visual Studio version 15.6.2 at the same CL in //UE/Main. Only occurred after I updated from 15.6.2 to 15.7.1. ...

Packaging a DLC Plugin Fails with "Couldn't Update Resources" Error

Attempting to package a plugin as DLC is failing with the following error message: Program.Main: ERROR: AutomationTool terminated with exception: System.Exception: Couldn't update resource However ...

GPU Particle Collision Stops Working With Scene Capture In Scene

When a scene capture actor or component is actively capturing a screen and drawing to a render target gpu particles will stop colliding. ...

GetVoiceData() uninitializes VoiceCapture and returns no data

Using GetVoiceData causes VoiceCapture to become uninitialized and it is currently not possible to get voice data this way. Regression?: Yes This did not occur in 4.18 This occurs in 4.19 ...

Crash in Standalone When Sub Anim Instance Uses Exposed Variable

When using a Sub Anim Instance node that uses an exposed variable and another exposed variable in the animation Blueprint that is set as the Instance Class in the Sub Anim Instance node, the editor ...

Mobile landscape rendering corrupted in 4.19

Saving SubLevel Using Levels Tab Destroys Map Build Data Registry

When a Sub Level is currently open (meaning it is listed as the persistent level in the levels window) and you save the level using the levels window the map build data registry will get destroyed. ...

UAT searches wrong root folder for include paths specified in .Build.cs

When running the BuildPlugin command on a plugin in 4.20 preview 3, UAT is not detecting the correct root folder for the relative include paths specified in a module's .Build.cs. Expected: UAT is a ...

SceneCaptureComponent2D Component does not allow the use of the Hidden Actor array

SceneCaptureComponent2D Component does not allow the use of the Hidden Actor array and the Show only actors array does not take in elements. This issue does not occur in 4.16.3 because the feature w ...