Unreal Engine Issues
Unreal Engine Issues
EditCondition doesn't work on C-arrays
Tools - May 13, 2020Toggling a bool doesn't enable/disable the elements of the array similarly to how it does for TArray in the details panel. Static arrays should have the same semantics as TArray with regards to edit ...
Text3d renders backwards.
UE - Rendering Architecture - RHI - Aug 10, 2020When adding a Text3D actor (after placed as Child Component), into viewport the actor renders backward and not as expected. I was able to reproduce this issue in 4.25.3, but did not have this issue ...
Crash enabling Stochastic Rect Light with Ray Tracing
UE - Graphics Features - Lumen - Oct 13, 2020Enabling Stochastic Rect Lights with Ray Tracing causes the project to crash. Reported and tested in version 4.26.0(CL 14419252). Tested and not found in version 4.25.3(CL 13942748). ...
HighResScreenshot crashes in windows packaged exe
UE - Rendering Architecture - Mar 22, 2023FHighResScreenShotConfig::Init() sets the materials only in the Editor, due to a #if WITH_EDITOR block. However, the FViewport class exposes the TakeHighResScreenShot to non-editor builds as well, l ...
Separate translucency rendering and material BumpOffset UV issues
UE - Rendering Architecture - Oct 20, 2023It appears as if the primary screenpercentage is being sent as the screen size to separate translucency materials, even though separate translucency has its own screenpercentage (r.SeparateTransluce ...
Case Child Actor Component validation error when set as editor-only
UE - Framework - Components - Jun 4, 2024When a blueprint actor with a child actor component is placed in a level, and the child actor component is set as editor-only, the output log will show a validation error when the actor is moved and ...
Curve Table Editor's "Add Key" functionality does not work and appears to not be implemented..
UE - Editor - Workflow Systems - Aug 5, 2024Creating a new Curve Table asset, and then trying to use the right-click menu "Add Key" option does not do anything. FRealCurveModel still has the function, but it is left intentionally empty despit ...
Moveable Spotlight Shadows doesn't render in right eye
UE - Platform - XR - Dec 4, 2024All objects imported through Interchange use smooth shading.
TM - Interoperability - Dec 7, 2023[Image Removed] It imports correctly in UE with interchange import:[Image Removed] ...
Structured log automated decimal number tests fail in languages / cultures that use commas instead of periods
UE - Foundation - Jul 17, 2025The following Localisation Tests in "Engine\Source\Runtime\Core\Tests\Logging\StructuredLogFormatTest.cpp:275" TestLoc(LOCTEXT("Float", " {Float} "), ANSITEXTVIEW(R"(128.25)")); TestLoc(LOCTEXT ...