Run construction script on Drag set to False has no effect on Vector Variable that use "Show 3D Widget"

UE - Gameplay - Blueprint - Feb 24, 2016

If the user has the class defaults of their actor blueprint set for Run construction script on Drag to be false then the vector 3D widget will cause the blueprint to run the construction script anyw ...

Cannot build Blueprint Function Library plugin for Mac and iOS

UE - Platform - Mobile - Apr 5, 2018

Trying to Build a Blueprint Function Library plugin for Mac and IOS fails for IOS. The error message indicates that it is looking for the UE4Game file, but it appears to be looking in the wrong fold ...

Naming a Plugin with a number as the first character causes errors

UE - Foundation - Cpp Tools - Plugin System - Aug 27, 2015

When naming a plugin, having a number as the first character causes a toast to pop up that says: "Failed to generate project files" However, the plugin is available to look at and edit in Editor, a ...

Android build fails with GPU Lightmass plugin enabled

UE - Platform - Mobile - Nov 5, 2020

Packaging for Android fails with the GPU Lightmass plugin enabled. A customer reported this and I was able to successfully repro it, however my callstack was different. I'm attaching my logs and cal ...

Warp Utils plugin crashes on Editor restart

UE - Virtual Production - Mar 17, 2020

Enabling the Warp Utils plugin and restarting the Editor causes it to crash. This is a regression from 4.24.3 (CL-11590370). This was reported and tested in 4.25 Preview 2 (CL-12055273) and reprodu ...

Text Render Actors do not maintain relative offset when attached to blueprints via construction script

UE - Gameplay - Dec 1, 2015

Text Render Actors do not maintain relative offset when attached to blueprints via construction script. This did not reproduce with other actor types. Types used: Static mesh actors, blueprints, b ...

Migrating assets to a plugin causes references to break

UE - Editor - Content Pipeline - Content Browser - Jun 14, 2018

The migrate function is meant for moving assets from one content folder to another, so it does no actual modification of the references in the migrated assets. This is normally fine, since we expect ...

Provided example Control Rig Python scripts that feature calls to GetControlRigBlueprint need to be updated to GetControlRigAssetInterface.

UE - Anim - Rigging - Control Rig - Dec 9, 2025

The unreal.ControlRigContextMenuContext.get_control_rig_blueprint() this function has been deprecated in Unreal Engine 5.7. As a result, the Python scripts included with the Control Rig plugin no ...

Missing libomp140 DLL causing crashes in Hair Card Generator plugin

EA Motive has run into a crash when using the hair card generator plugin. A missing DLL is preventing them from creating hair cards according to the initial investigation from their engineers. More ...

Camera Blocking Volumes register hits from static meshes when using End hotkey

Tools - May 26, 2015

If the End hotkey is pressed to move a mesh down to align on top of another mesh/landscape and a camera blocking volume is below it, the trace down will register a hit on the camera blocking volume ...