Unreal Engine Issues

"Start Previewing Node" Does Not Work For Post Process Materials

Using "start previewing node" in a post process material does not work. The preview will only show the final result that is connected to the material attributes.  Working as expected in 4.18 CL# 38 ...

Audio: Spatialization: Set Allow Spatialization BP command is not functioning

Reported via AnswerHub on 4.19 and confirmed in Dev-Audio, the Set Allow Spatialization widget in BP appears to not be functioning - as the audio does not become spatialized in playback. ...

TestEqual(TCHAR*, TCHAR*) function is testing pointer equality instead of values

A licensee has reported that the TestEqual(TCHAR*, TCHAR*) function tests for pointer equality instead of comparing two values, which does not accomplish what the function is meant to do. Regressio ...

Couldn't switch cameras when Orthographic camera is set with sequencer

This problem does not seem to occur during game play. ...

Static Mesh 's Light Map Coordinate Index set to 4 and execute a light build, the result will be incorrect.

Light Map Resolution is set to a small value (4 or 8), it will build normally. ...

Cannot save level after using BP_SunPosition

Web Browser UMG Widget Does Not Work in DX12

The Web Browser UMG Widget does not work in DX12. Found in 4.20 CL# 4369336 and 4.21 CL# 4404204 ...

Pawn Velocity dramatically different on server and client with Client Authoritative Position

The server is not seeing the correct walking animations on each of the clients and after doing some digging, we found that the Pawn->GetVelocity() function is returning something drastically smaller ...

UK2Node_EnumLiteral always outputs defaulted (0) value if input pin is connected

The reported behavior repros in 4.20 and 4.21, but does not repro in 4.19. Regarding the "Literal Enum" node in blueprints: When an input enum value is connected to the input pin, the output is al ...

Ensure triggers when undoing change to newly created variable

Ensure will trigger when undo reverts text to default value. "This triggers an ensure because the undo ends up calling SKismetInspector::ShowDetailsForObjects(), which forces the keyboard focus to ...