Unreal Engine Issues
Unreal Engine Issues
Crash in FUniformExpressionSet::FillUniformBuffer trying access deleted UTextureCollection
UE - Rendering Architecture - May 30, 2025Crash in FUniformExpressionSet::FillUniformBuffer trying access deleted UTextureCollection (Experimental in 5.6). The licensee describes their crash, their analysis, and a proposed fix: This crash ...
DynamicEntryBox with EntryBoxType Radial is stacking Entries if SectorCentralAngle is multiple of 360.0f and DistributeItemsEvenly is enabled
UE - Editor - UI Systems - May 27, 2025DynamicEntryBox with EntryBoxType Radial is stacking Entries if SectorCentralAngle is multiple of 360.0f and DistributeItemsEvenly is enabled. The licensee has provided an analysis: On void SRadia ...
Seam visible when using a material with BumpOffset on a Nanite mesh
UE - Graphics Features - Nanite - Sep 18, 2025When a material that uses BumpOffset is fed into the Emissive Color of Surface Opaque Default Lit material and then applied to a nanite mesh, a visible seam can be seen along edges and the intersect ...
Adding specific map to project crashes editor
UE - Gameplay - Dec 23, 2015Adding map from user's project, CityofEther.umap, crashes editor upon launch or attempting to open the map. Crashreporter: [Link Removed] ...
Packaged Game crashes after user has upgraded to 4.7
UE - Foundation - Core - Mar 31, 2015It only seems to be this user's game that crashes when he packages or does launch on windows I have reproduced this locally. I honestly don't know why this repro's, but I have an example project a ...
Project crashes when exiting mobile preview
UE - Gameplay - May 27, 2015User project crashes when exiting from mobile preview. Frequency: 5/5 Crashreporter: [Link Removed] ...
Cannot import objects with Bezier Curve modifier from Blender
UE - Editor - Content Pipeline - Import and Export - Apr 13, 2015Objects with a bezier curve modifier register as having no triangles when imported to editor from Blender as an FBX. ...
Dithered LOD Transition Tooltip within the Material Editor is Misleading
The tooltip states, "Wether the material should support a dithered LOD transition when used with the foliage system." It is my understanding that the foliage system uses LOD dithering by default, a ...
LIVE: Importing this OBJ file crashes the editor
UE - Editor - Content Pipeline - Import and Export - Oct 22, 2014Importing the attached Fly.obj crashes the editor on OSX. Does not occur in Windows 7. Crashreport: 435809 ...
UBT reporting VS2012 as an unsupported compiler even when UAT was passed -NoCompile
UE - Foundation - Core - Jan 19, 2015The editor will pass UAT the -NoCompile flag when building a Blueprint only project, however UBT has been changed to throw an exception if it detects VS2012 as the only available compiler (UEBuildWi ...