Unreal Engine Issues
Unreal Engine Issues
Loading blueprint with soft actor reference during PIE corrupts data
UE - DEET - EditorLoader - Jun 13, 2024The Soft Object Path loading code has special case logic for loading from Play In Editor, which tries to remap paths from the editor version of a map to instead point to an actor in a specific clien ...
Widget Blueprint breakpoints hit during a Tick event do not engage the debugger.
UE - Editor - UI Systems - Jun 13, 2024The user comment on the Salesforce issue " This is a regression from the behaviour in 5.3.X, and I've reproduced it in 5.4.0, 5.4.1, and 5.4.2. The specific issue/change that caused this regression ...
Usd wrapper uses TCHAR_TO_ANSI conversions causing path issues with basic extended ASCII character set
UE - Editor - Content Pipeline - USD - Jun 12, 2024It seems that a simple change from TCHAR_TO_ANSI to TCHAR_TO_UTF8 in UE::FUsdStage OpenStageImpl() fixes the issue. ...
[Interchange] Adding fbx file to monitored folder triggered legacy import
UE - Editor - Content Pipeline - Import and Export - Jun 12, 2024The import dialog window is the legacy one and not the Interchange one. Auto reimport of modified FBX seems to be working properly with legacy or interchange selected depending on the CVar Rep ...
Race condition between D3D12 Buffer Defrag and View creation
UE - Rendering Architecture - RHI - Jun 11, 2024A UDN user reported that the D3D12 resource allocator defragmentation operation races with view creation. View creation needs to be always deferred to the RHI thread. ...
Get Velocity nodes with a specified bone return incorrect values
UE - Simulation - Physics - Jun 10, 2024Please note that a similar issue exists [Link Removed], however it is not the same, as this issue requires a bone to be specified in the node to occur. Leaving the Bone Name field as None or Root pr ...
Can't set "r.Shaders.Optimize" to false in UE5.4
UE - Rendering Architecture - Shaders - Jun 7, 2024The CVar "r.Shaders.Optimize" cannot be set to false from DefaultEngine.ini in the section "[ShaderCompiler]" as its help text describes. Also tested on UE5-Main, CL: 34200103 ...
Problem with material layers using interpolator nodes
UE - Rendering Architecture - Materials - Jun 7, 2024The Vertex Interpolator Material Expression appears to collapse separate instances from separate Material Layers, leading to visual artifacts when used. Also tested on UE5_Main, CL: 34200103 ...
PostReplicatedChange called for fast array item even when no values change
UE - Networking - Jun 7, 2024Unless a property is set to REPNOTIFY_Always, we compare the property's received value to the current value on the client before calling the OnRep function. However, when determining if a fast array ...
ControlRig & Sequencer: FindControlRigs returns rigs even if their track have been removed
UE - Anim - Rigging - Jun 5, 2024Constraint Actor to Rig with Editor Utility Widget is working for the first time adding to the Sequencer. However if it was deleted and added to Sequencer again, run Scripted Actor Action shows Err ...