Unreal Engine Issues
Unreal Engine Issues
Adjusting color picker value for color structs within a structure crashes editor
UE - Gameplay - Blueprint - Aug 1, 2016Attempting to adjust the value of a color struct via the color picker in structures crashes the editor. Frequency: 3/3 CrashReporter: [Link Removed] Regression (Yes) issue (does not) occur in 4. ...
NotBlueprintable User Widgets appear as option for Root Widget
UE - Editor - UI Systems - Jan 5, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Attempting to select NotBlueprintable Widget results in a pop-up saying that it's not ...
Crash on exit with NULL FTextRenderComponentMIDCache
Suggested fix is to relocate the Super::PreExit() call to the end of UGameEngine::PreExit() so that level streaming can be safely flushed before the MID cache is cleaned up. ...
Exporting and Reimporting static mesh created from BSP brush crashes editor
UE - Editor - Content Pipeline - Import and Export - Apr 12, 2016Editor crashes if a bsp brush is turned into a static mesh, then that static mesh is exported from the editor and reimported. Frequency: 3/3 Crashreporter: [Link Removed] Regression? (Yes), issu ...
Impossible to save assets after change in redirectors
UE - Foundation - Core - UObject - Dec 13, 2018One of our licensees pointed out this problem. I've tried all the common redirector problems (write / read permission, multiple instances of the editor, renaming the assets, running the commandle ...
"ShowFlag.InstancedFoliage 0" hides HISMC
UE - World Creation - Worldbuilding Tools - Foliage - Jul 29, 2020Hierarchical Instanced Static Mesh components that contain no foliage are disappearing when ShowFlag.InstancedFoliage 0 is used. This was reported and tested in 4.24.3 (CL-11590370) and reproduced ...
Crash after removing frames in recorded animation
OLD - Anim - Aug 26, 2020Crash after removing frames in recorded animation. Reported in version 4.25.3 (CL-13942748) and tested in versions 4.24.3 (CL-11590370) and 4.25. Working as expected in 4.24. ...
Volumetric Material not compiling on Niagara Mesh Renderer
UE - Niagara - Sep 1, 2020The Volumetric Shader seems broken when used along the Niagara Mesh Renderer. Reported and tested in version 4.25.3(CL 13942748). Tested with same result in version 4.24.3(CL 11590370). ...
Get Constraint Force node always returns a magnitude zero vector
UE - Simulation - Physics - Solver - May 4, 2022Get Constraint Force node always returns a magnitude zero vector. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and was able to get the constraint force, it is a regression. ...
Cloth simulation breaking after scaling > 10
UE - Simulation - Physics - Character - Jan 4, 2023Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Simulation appears to work fine when scaled by 10, but any higher and it starts to mis ...