Unreal Engine Issues
Unreal Engine Issues
Assertion failed in DX12 RHI after instancing actors
UE - Rendering Architecture - RHI - Mar 8, 2019It doesn't happen with the DX11 RHI ...
Widget causing ensure to trigger on end play
UE - Editor - UI Systems - Nov 15, 2019Widget is causing an ensure to be hit when exiting gameplay. Tested in: 4.24 Preview2 CL#10091930 , 4.25 CL#10183780 Attached URL's from the user: https://forums.unrealengine.com/community/ge ...
C.haos Cloth : ClothLOD does not change when out of view
UE - Simulation - Visual - Jan 6, 2022Cloth LOD Index is changed only during the mesh is on the screen. LOD Index is set to 0 at spawning, so clothing simulation runs as minimum LOD level until the mesh is in the field of view. It's no ...
Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer
UE - Rendering Architecture - Jun 1, 2023This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...
Out-of-Bounds Access During Partial Updates of ISMC Per-Instance Custom Data
UE - Graphics Features - Jan 6, 2026When using instance custom data values, removing an instance and changing the number of custom data floats in sequence can cause an array-out-of-bounds crash. The underlying arrays are not resized ...
Deleting static mesh that is used by foliage tool in content browser then selecting foliage window crashes editor
UE - World Creation - Worldbuilding Tools - Foliage - May 11, 2015If a static mesh is being used by the foliage tool and then deleted in the content browser, the foliage tool will retain a copy of the object and crash the editor if the foliage window is selected a ...
Target pin creates compile errors unless value is set outside of node
UE - Gameplay - Blueprint - Jan 8, 2015Some nodes have target pins that auto-fill to target: self. However, unless a value is passed into this node from a get or other means, the blueprint will not compile. ...
Standalone window played from editor hits assert Index >= 0 in UObjectArray
UE - Gameplay - Blueprint - Sep 23, 2016Standalone window in editor will hit assert in a bit of time. Issue doesn't happen is playing standalone via Visual Studio. ...
Editor Crashes when Console Command Executed in New Editor Window
Tools - Oct 28, 2014Console commands executed in New Editor Window cause a hard crash on projects that use Allegorithmic plugin (ie. Substance Atlantis). ...
Contact Offset no longer appears to have an effect
UE - Simulation - Physics - Jan 15, 2019When modifying the contact offset in a project it appears to have no effect. The setting that worked in a previous engine version (4.19) now collide in the same way as the default settings. ...