Unreal Engine Issues

Crash on Assigning Material to Element 1 in Reimported Static Mesh

[Link Removed] When you reimport a Static Mesh with an Added Material ID associated with it and in the Static Mesh Editor assign a material, the engine crashes. Also reproduced in Main Promotable- ...

Skeleton preview disappear at LOD 1 with "bones to remove" enabled.

WP level instance runtime settings affect streaming generation

If a level instance uses different runtime settings then it can override the main WP's runtime settings with UWorldPartitionRuntimeSpatialHash::ApplyCVars Runtime settings:GRuntimeSpatialHashUseA ...

UInstancedStaticMeshComponentRemoveInstances crashes if called with an empty array

This looks like it can be fixed with an early-out when the passed array of indices is empty. Log:[2024.01.03-16.38.36:091][291]LogOutputDevice: Warning: Script Stack (1 frames) : /Game/BP_Crashy.B ...

Layers render transparent in Material_Advanced 1.3 display in ContentExamples on HD4600

Only seen on an Intel HD4600 GPU This is a regression from 4.13 Did not occur on an Intel HD530 GPU ...

RenderTrace fatal error, shader expected a uniform buffer at slot 1...

RenderTrace plugin does not appear to have been updated for a change that moved the GPUScene out of the View buffer to its own uniform buffer. (CL 24027890) The test project is based on FirstPerson ...

Modified a mesh used as complex collision mesh does not affect the collision in the editor

When a user changes any properties (for calling PostEditChangeProperty ) in parent static mesh or restarting the editor, the modified mesh is applied correctly. how to reproduce: [Link Removed] ...

8.1 Advanced asset creation selection is flickering a duplicate selection

Workaround Seemed that closing and reopening the project resolves this issue This is NOT a regression as it happens in 4.15.2 ...

Wind affects cloth in scene when there is no Wind Directional Source actor placed

If a character with a cloth simulation or a mesh with a cloth simulation is in the scene there is wind force that is being applied to the cloth. The only way to remove this is by setting a Wind Dire ...

Huge game window when launching onto Safari 9.1.2

The game window in the Safari browser expands to a huge size along the Y axis. We do not see this issue on Safari version 10. The game window expands for about 5 minutes before the game is playab ...