Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_Engine!FHierarchicalStaticMeshSceneProxy::GetDynamicMeshElements() hierarchicalinstancedstaticmesh.cpp:1431
UE - Graphics Features - Jan 10, 2018Currently no user comments on crashreporter Similar issue crashing in landscape file: [Link Removed] Logged this issue separately but wanted to provide that information. ...
EnumRedirections from a Blueprint enum to a c++ enum does not redirect everything correctly.
UE - Core - Systems - Aug 20, 2024There is an engine bug when using the EnumRedirects feature inside a config file. If we have a Blueprint Enum used in our blueprints, and we want to convert all the Blueprint enum references to a C+ ...
Chaos sometimes can not generate contact points while two dynamic convex hulls actually collide. It results in instability in the contact behavior - such as jittering, inconsistent contact forces, or unexpected collision responses.
UE - Runtime - Simulation - Dec 2, 2025Context: Chaos Physics is able to use convex hulls to represent object collision geometry for queries and simulation. Problem: Chaos sometimes can not generate contact points while two dynamic conv ...
[CrashReport] UE4Editor_ApplicationCore!FWindowsWindow::ReshapeWindow() [windowswindow.cpp:465]
Tools - Feb 17, 2018No user comments in crash group 450 NewHeight = FMath::Max( NewHeight, FMath::Min( OldHeight, MinRetainedHeight ) ); 451 } 452 453 if (IsMaximized()) 454 ...
Procedural Mesh Component 'Create StaticMesh' Function corrupts mesh tangents
UE - LD & Modeling - Modeling Tools - Mesh Editing - Oct 25, 2018After clicking 'Create StaticMesh' button on an Procedural Mesh Component, and saving the mesh, the created mesh has bad tangents. Included in the attachments, is a test project with a parallax mate ...
Reference Viewer doesn't show references to Primary Asset IDs
UE - Editor - May 13, 2025Context Reference Viewer can be used to view references between assets. There is a setting 'Show Management References' whose tooltip implies that references via PrimaryAssetID should be findable t ...
Crash when a Deferred Decal (Translucent) base material has a Nanite Override (Masked Surface) Material and the mesh has Nanite + Ray Tracing enabled.
UE - Graphics Features - Ray Tracing - Aug 14, 2025A crash occurs when Nanite override material instance is used in a project with Ray tracing enabled where: 1 The Material assigned to the static mesh uses Deferred Decal / Translucent and the Nani ...
Assert crash when playing Groom Cache with Card Mesh LOD
UE - Rendering - Graphics Features - May 29, 2026Playing a Guides Groom Cache while Card Mesh LOD (Guide-Based) is active causes an assert in RunHairStrandsInterpolation_Cards when the renderer switches to Card LOD. Assert location:Plugins/Runtim ...
"Error: No Assets to Check In" warning when using File > Submit to Source Control on Mac SVN
Tools - Jun 2, 2016When connecting to SVN source control on Mac, I am unable to submit new assets to Source Control using the File > Submit to Source Control method or through the Source Control > Submit to Source Con ...
[MetaSounds] - Input Parameter Settings revert to the default after a MetaSound becomes virtual
UE - Audio - Sep 23, 2022On restarting from Virtualizing, any parameters set previously on a MetaSound are ignored and the MetaSound restarts with the default values. This does not behave this way with Sound Cues, in which ...