Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_TextureFormatDXT!FNVTTCompressor::FNVTTCompressor()
UE - Foundation - Core - Cooker - Dec 1, 2017This is a common crash that has occurred since at least 4.12. Users have not provided any descriptions of their actions when the crash occurred. The callstack is similar to [Link Removed]. ...
[ Rhino ] Rhino 6 files are not importing correctly in DataSmith
UE - Editor - Content Pipeline - Datasmith - Importer - Jul 12, 2018Geometry from a Rhino 6 file is not importing correctly. When imported it has holes and tears in the mesh. The same file saved as Rhino 5 and imported looks fine. ...
Small seams in a rescaled Landscape between all the Landscape Components
UE - Graphics Tools - Terrain - Landscape - Jan 18, 2023This is a regression. Tested in //UE5/Release-5.0 CL20979098 Small seams in a rescaled Landscape between all the Landscape Components. This only happens when scaling specifically to this value. ...
The transform of a Virtual Bone can be changed in the Skeleton but isn't preserved
UE - Anim - Runtime - Jan 23, 2023This is not a regression. Tested in //UE5/Release-5.0 CL20979098 The transform of a Virtual Bone can be changed in the Skeleton but isn't preserved this has caused some confusion with users. ...
Data validation fails after renaming a Blueprint Actor while the Game Features Plugin is enabled
UE - Editor - Jan 31, 2023This is a regression. Tested in //UE5/Release-5.0 CL20979098 Data validation fails after renaming a Blueprint Actor while the Game Features Plugin is enabled. ...
Fractured Geometry Collection triggers a crash when colliding with an Animation Blueprint with a Rigidbody Node
UE - Simulation - Core - Sep 25, 2023This is not a regression. Tested in //UE5/Release-5.2 CL26001984 The editor crashes when a physics asset of an animation with rigid body collides with geometry collection. ...
Rotator visual helper appears in local Presentation exports
TM - Tools - Nov 6, 2025Reported in SF [Link Removed] The Rotator animator's visual helpers will be visible in locally exported Presentations when it should be hidden. This does not affect the Translator animator. ...
UE5.4 Preview 1 produces rendering artifacts on Landscape with World Position Offset
UE - Graphics Tools - Terrain - Landscape - Mar 28, 2024A material on a landscape with WPO will cause major ghosting, even if that WPO is a dynamic {0,0,0} ,such as from a black texture. ...
Mesh Decal Material Influced By Emissive In Shader Complexity View Mode
UE - Graphics Features - May 4, 2017The emissive value influences how a mesh decal material appears in the shader complexity view mode. The value of 1 will register as white and .5 is pink. ...
Font advance and fallback font metrics have issues in 4.16
UE - Editor - UI Systems - Slate - Jun 5, 2017There were some font regressions in 4.16 that we've since fixed (CL# 3456916 and CL# 3425681). These are affecting live users so we should get them into the next 4.16 build. ...