Unreal Engine Issues
Unreal Engine Issues
[Feature Request] CVars for HISMC
UE - World Creation - Worldbuilding Tools - Foliage - Jun 18, 2021Currently some (if not all or most) foliage CVars affect both foliage and HISMC. It would be nice to split this so that users can change the values of one without affecting the other. ...
Decals Normal only + Material Attributes
UE - Graphics Features - Mar 24, 2023This does not just work with BaseColor, you can affect any of the outputs by connecting something to a disconnected CreateMaterialAttributes. ...
Missing Triangles on scaled MetaHuman assets with Nanite enabled
UE - Graphics Features - Nanite - Feb 19, 2025Additional information: only happens when all three conditions are true: the camera is very close to the character, the MH is Nanite, and a scaled mocap animation is appliedmaterial is opaque, shows ...
Reset Instance Changes to Blueprint Defaults does not reregister components
UE - Framework - Blueprint Editor - Jan 17, 2024For map placed blueprint actors with components with property modifications, when triggering Reset Instance Changes to Blueprint Default from the actor instance's Details panel, any components with ...
r.Shaders.Optimize=0 crashes when compiling a UI material
UE - Rendering Architecture - Materials - Sep 2, 2024[2024.08.30-22.12.22:384][ 73]LogWindows: Error: appError called: Assertion failed: CurrentGPUVirtualAddress != 0 [Link Removed] [Line: 659] Disabling shader optimisation can crash the editor when ...
World Partition - Deleted actors can become unloaded prior to saving
UE - World Creation - Worldbuilding Tools - World Partition - Apr 11, 2025In world partition levels, deleted actors can become unexpectedly unloaded prior to saving, causing loss of work. Specifically, this issue occurs after the undo history has been cleared (either manu ...
Incorrect Velocity Calculation at Animation Sequence Transitions in Level Sequence
UE - Anim - Sequencer - Feb 18, 2025When adding an Animation Track to a Level Sequence and placing Animation Sequences back-to-back without gaps, the velocity can be miscalculated at the transition between sequences. This issue occur ...
Templated enum GetValueAsString function returns incorrectly formatted string
UE - CoreTech - Aug 19, 2020For many years there has been a static function on UEnum called GetValueAsString which would convert an enum like EAttachmentRule::KeepWorld to the string "KeepWorld", if you passed in the explicit ...
Significant editor slowdowns when moving blueprinted actors while having a different complex blueprint open
UE - Gameplay - Blueprint Editor - Jun 7, 2021A Blueprinted actor's construction script time can be affected by the complexity of an opened level Blueprint. ...
LODbias settings appear to have no effect when specified by GPU on android
UE - Platform - Mobile - Oct 3, 2019When setting the LODbias via the device profile for a specific Android GPU it does not appear to have an affect on the textures when run on the device ...