Unreal Engine Issues
Unreal Engine Issues
Map load stalls in texture streaming code
UE - Graphics Features - Jun 13, 2017A change was made to AActor.GetComponents which appends the results instead of resetting the output array. This seems to only impact 2 places in the code, and has a big side effect in the texture st ...
Incorrect foliage color in editor preview when using PerInstanceRandom node
Tools - Mar 19, 2018When using PerInstanceRandom in the foliage material, the foliage in the editor preview has incorrect "broken" color. In the game preview, color shows up correctly. Reproduced in 4.19.0 CL 3944462 ...
meshes from 3ds Max which have custom pivots do not reappear in the level after undoing a delete action
UE - Editor - Content Pipeline - Datasmith - Exporters - Mar 29, 2018There is an issue occurring where meshes from 3ds Max which have custom pivots from a datasmith import do not reappear in the level after deleting them and then undoing the delete action. The mesh d ...
Unimplemented Simplygon function causes empty mesh LODs and crashes
Tools - Aug 31, 2018When we do the refactor for MeshDescription we miss the staticmesh reduction project settings option and change only the quadric reduction. There are two possible fixes for this issue: 1. Implemen ...
Mobile VR - Render Targets not working with Mobile Multi-View
UE - Platform - XR - Jun 6, 2019Render target materials display as black on mobile VR when Mobile Multi-View is enabled. Also confirmed with LDR capture source. User also reports issues with scene depth (potentially fixed with [ ...
WaitMutex behaves poorly when there are casing differences in the same path
UE - Foundation - Cpp Tools - UnrealBuildTool - Jan 5, 2021The proposed solution here is to make the casing of the path provided to the hashing function for the mutex consistent with something like:publicstatic string GetUniqueMutexForPath(string Name, stri ...
Shadows can appear interrupted
UE - Graphics Features - May 28, 2021Screenshots of the issue are attached. Shadows can appear interrupted and cut off in UE5 Early Access This issue is occurring in //UE5/Release-5.0-EarlyAccess Binary CL 16433597 This issue is NOT o ...
Duplicate actions appear in the Blueprint graph right-click menu for AddComponent node actions when "Context Sensitive" is checked.
UE - Gameplay - Blueprint Editor - Nov 23, 2022When the "Context Sensitive" option is checked, there is a duplicate menu item that appears in the Blueprint graph's right-click context menu for every "Add Component" menu action. Unchecking "Cont ...
Mass Entity Config not displaying or accepting drag and dropped State Tree assets
UE - AI - Mass - Nov 23, 2022This is not a regression. Tested in //UE5/Release-5.0 CL20979098 Mass Entity Config not displaying or accepting drag and dropped State Tree assets. The only clear way to assign a State Tree is by c ...
SceneCapture2D Render Targets do not retain Alpha when in Rendering Preview for Vulkan and ES3.1
UE - Platform - Mobile - Dec 12, 2022Regression: This issue does not occur in Release-5.0, so this is a regression The widget completely obscures the screen only when switching Preview Rendering modes without looking at the create Blu ...