Unreal Engine Issues

Unable to package with nativized functions that have a delegate-type input variable

Attempting to package a project that has nativization enabled for a function that takes a delegate-type variable as an input results in failure. Regression?: No This occurred in 4.19 ...

Translucent Materials Receiving Incorrect Shadows in Forward Shading

Translucent Materials will receive incorrect shadows in forward shading. This is working as expected in 4.18 CL# 3832480 Found in 4.19 CL# 4033788, 4.20 CL# 4369336, 4.21 CL# 4408769, 4.22 CL# 4413 ...

"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 ...

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 ...

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 ...

MSAA Causes Black Outline with Atmospheric Fog in Forward Shading

MSAA causes black aliased outline with Atmospheric Fog with Forward Shading enabled. This does not occur with TAA or FXAA. Also does not occur if there is a sky sphere present. Found in 4.19 CL# 40 ...

Crash when duplicating an asset before renaming it in the Content Browser

If you duplicate an asset in the Content Browser before the renaming box prompts input it will cause the Editor to crash. This was reported and tested in 4.20.3 (CL-4369336). This is reproducible ...