Unreal Engine Issues

[AI] Gameplay Debugger input stops working when using console command to open debugger after opening the debugger with Apostrophe.

ModularGameplay and other runtime plugins have wrong LoadingPhase

Plugins that provide blueprint-accessible libraries generally need to be set the PreDefault LoadingPhase so they can be properly loaded before game-specific data that loads early in the Default load ...

Ensure occurs when RBAN simulated rigid body approaches UseComplexAsSimple mesh

When a collision enabled RBAN node attempts to collect surrounding meshes, if there is a mesh with UseComplexAsSimple, it will hit the Ensure when cloning a mesh on the task graph thread. Disabling ...

Runtime-generated components stored in the VisibleAnywhere array are not displayed in the detail panel

Runtime-generated components stored in ObjectPtr with VisibleAnywhere are displayed in the details panel, but not for arrays. Applying the following workaround, components can be visible even in ar ...

When 1 AnimSequence asset is used for multiple SeuqnecePlayer, the override by AnimGraphOverrides affects other than the specified SequencePlayer.

If you use the same AnimSequence in multiple SequencePlayers in Base AnimBP and replace asset of one of SequencePlayers by AssetOverride in Child AnimBP, the result will be reflected in the other Se ...

Movie Render Queue Deferred Lighting(Detail Lighting) only outputs Lighting Only

This is not a regression. Tested in //UE4/Release-4.27 CL#18319896 Movie Render Queue Deferred Lighting(Detail Lighting) appears to only output Lighting Only.  ...

Certain textures always output to cache miss log

If using VT_CurlNoise texture in the Volumetrics plugin, it will output a DDC cache miss every time when launch Editor. ...

Blend profiles/masks don't work with compatible skeletons

From a user:  We are having some issues with blend masks and compatible skeletons. We have skeleton A as the base and skeleton B as a compatible skeleton. They both share a similar hierarchy (altho ...

Add World Rotation applied to a Static Mesh simulating physics behaves erratically 

This is a regression. Tested in //UE4/Release-4.27 CL18319896 Add World Rotation applied to a Static Mesh simulating physics behaves erratically. ...

Widget Blueprints Fail to Compile When Copying Collapsed Graphs into Functions

Collapsed blueprint nodes that are copied and pasted into a function graph of a Widget will cause a fatal error when the blueprint compiles, as seen in the callstack, and will provide the message: " ...