Unreal Engine Issues

RuntimeCellTransformers can result in increasing the instance count when a BP instance is not destroyed.

The problem is related to the SimpleConstructionScript that executes on the BP instances after the transformer.  The problem also happens at cook time as the SCS is executed when the package is sav ...

Player collision display not accurate with DirectX12 enabled

AddActorWorldOffset offsets character blueprints faster than other actors

AddActorWorldOffset offsets character blueprints faster than other actors when the character is possessed or anytime after possession/ejection has occurred. ...

Crash when Child Actor Component overlaps Parent static mesh inside of the blueprint editor

Crash when Child Actor Component, that is set to Destroy Other Actor on overlap, overlaps Parent static mesh inside of the blueprint editor Crash Reporter: [Link Removed] ...

Output pins labeled "self" will not appear on interface functions called in blueprints

Output pins labeled "self" will not appear on interface functions called in blueprints. ...

Setting Runtime Generation to Static Resets Upon Closing and Re-opening Editor

In Project Settings>Navigation Mesh, setting the Runtime Generation context menu to static reverts to dynamic if the project is saved, closed, and reopened. ...

Deleting Texture 2D asset generated after saving a level in a project with Generate Mesh Distance Fields deleted .umap file

If "Generate Mesh Distance Fields" is active within the project settings of a project, the .umap of a level will be deleted if a landscape is created and the level is saved, then the 2D texture that ...

Exporting an Uncompressed AVI Movie from Matinee creates Incorrect Alpha Channel

When creating an uncompressed AVI movie from Matinee, the final video is darker than what is previewed in the editor. I was able to narrow it down to the compression as the cause of the issue. The ...

Montage keyframes calculation error

Animations are not showing proper length when converted to Montage. Up to 98 frames (AFAIK) when converted to Montage, the Montage will show the correct number of keys. However, a 100-frame anima ...

Color Information Clamped to a Max of 1 in Cascade Color Modules

You cannot enter a value higher than one in any color module. WORKAROUND - You can graph it and select the point you want to change and then set value to any number, but it will be clamped back to ...