Unreal Engine Issues

Editing a spline component in 5.4 no longer fires construction events.

Licensee found that in 5.4 the spline component when edited in editor, no longer triggered the construction script potentially breaking their art pipeline. The licensee mentioned the cause is likel ...

[Interchange] Adding fbx file to monitored folder triggered legacy import

The 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 ...

pose search cook determinism issue

Actors removed from the world are unregistered both before and after EndPlay

Actors that are removed from the world have UnregisterAllComponents called twice. Removal can be caused by unloading a data layer that owns the actor. In cases like exiting the application or destr ...

Critical Errors when replacing references of blueprints

If an instance of a blueprint is in the scene selecting it and another blueprint and choosing the option to Replace references of the one in scene with the other will cause Critical Failure errors. ...

Re-importing animations from .fbx created in blender stops animation from correctly animating

Re-importing animations from .fbx created in blender stops animation from correctly animating. ...

Custom functions can call Set Timer nodes

Custom functions can call Set Timer nodes. There are no other time related functions that can be called through custom functions. Calling a timer through custom functions seems to lead to editor cra ...

Render Target as Material Image in UMG is Clipped when setting Fullscreen in Standalone (Alt+Enter)

Render Target Material is clipped as an Image within UMG when attempting to set to fullscreen while playing in Standalone mode. The interesting thing I noticed about this bug is that the issue is n ...

EDITOR: CRASH: Saving a project while an auto save is occurring will crash the Editor.

If a user initiates a save using Ctrl+S while an autosave is in progress, the Editor will crash. CRASHREPORT: [Link Removed] ...

Actors with Net Load On Client disabled still appear on Clients when Use Single Process is disabled

Actors with Net Load On Client disabled still appear on Clients when Use Single Process is disabled. Does NOT occur in packaged projects. Test project included. Set Use Single Process to false in E ...