Unreal Engine Issues
Unreal Engine Issues
Some developers reporting incorrect Preview in VR resolution for Steam VR
UE - Platform - XR - Aug 18, 2020VR Preview Window is the wrong resolution, just showing the top left portion of the entire view. Somewhat similar symptoms to -[Link Removed]-, not exactly the same though. This issue has not be ...
Crash when deleting BindingOverrides if the target property is left open on the details panel
zComponent - Archive - Sep 22, 2023Crash if opening ALevelSequenceActor::BindingOverrides in the details panel and run a process that empties the BindingOverrides elements. Workaround: FMovieSceneObjectBindingID FMovieSceneObjectBi ...
Vector VM - Crash / memory stomp when using > 255 external function calls
UE - Niagara - Aug 12, 2025The Vector VM has only every supported a byte's worth of external function calls, when we blew the limit it would index into the incorrect VM call. The new VM will also overwrite memory when exceed ...
VSM + Nanite Tessellation + Volumetric Fog Shadow leaking while the Directional lighting is rotating
UE - Rendering - Graphics Features - May 25, 2026Long paths are not supported in NET 4.5
UE - Foundation - Cpp Tools - Aug 21, 2018The editor has been modified to support long file names, but the packaging pipeline (which is written in C#) needs to be upgraded to NET 4.6.2 to enable this. Without enabling it, it crashes with a ...
Stop using power of 2 RTs for landscape edit layers
UE - Graphics Tools - Terrain - Landscape - Apr 4, 2023Result : all the RTs allocated for edit layers (in global merge mode) will be padded to the next power of 2 for no good reason, which can lead to out-of-VRAM (as reported by [Link Removed]) ...
Crash on Importing specific Animation Only FBX
Tools - Nov 16, 2015When importing the attached FBX file with only Animations, the editor will crash. The Same asset will import without error in 4.9.2 Crash Reporter BUGG: [Link Removed] ...
libfbxsdk Crash on importing FBX with Animation
Tools - Nov 4, 2015When importing the attached FBX file, the engine crashes the libfbxsdk module. The same FBX can import successfully into 4.9.2 with only bone errors listed in the Message Log. Crash Reporter Link: ...