Unreal Engine Issues

Variables displaying the wrong category on the Class Default details panel.

Geometry collection components report incorrect mass for character movement components

A player cannot move heavier GC objects even if we have a valid setup due to the GC not reporting the correct mass.  ...

Crashing when toggling maps containing Color Correct Regions

When maps with Color Correct Regions are streamed into another map have their visibility toggled during runtime, it will cause a memory access violation and crash the editor. ...

Editor FPS has significant drop when moving a BSP brush in level with multiple BSPs

Editor performance plummets when moving BSP brushes in a level with several other BSP brushes present. Navmesh regeneration is the main cause as the full bounds for all BSP are used to determine whi ...

Two-sided geometry cannot be enabled for re-imported models when converting from previous versions

When converting files from previous versions of Twinmotion to Twinmotion 2025.1, re-importing any existing imported geometry will cause the geometry to be re-imported with two-sided geometry disable ...

Resource Collector does not compress files when the Compress files option is selected.

The Resource Collector does not compress the project and maps even if the option was checked. ...

Crash when two textures reference eachother as composite textures

When (unintentionally) trying to set one texture as the composite texture of another, which itself is the composite texture of the first, a stack overflow occurs leading to a crash: in UTexture::Pos ...

Rotation gizmo affects post processing and reflections in the scene

This has been around since public launch. The rotation widgets emissive material will cause trouble with the post processing and reflections in the scene. Especially troublesome if you with bloom an ...

Crash when applying force on event tick to DM

When using a DM and applying force via blueprints with event tick will cause a crash. Workaround: Using a timer instead will not cause any crash even with very low values. Crashreporter: [Link Re ...

Regression of CanJump Function not being accessible in blueprints in 4.8

When trying to override the CanJump function of a character blueprint, the function does not show up in the MyBlueprint panel's function section. Hovering over the Function bar shows the "Override" ...