Unreal Engine Issues

Override Animation Data Node Does Not Work in Level Blueprint

The Override Animation Data node can not be used in the level Blueprint. Hits breakpoint on Override Animation Data. This works in character Blueprint when using the mesh component as target. ...

Cannot use code class if it is placed in a folder named "Device"

C++ classes that are located within a folder named "Device" cannot be seen or used within the Editor. The classes cannot be found within the Content Browser, and they cannot be used to create Bluepr ...

Animation Loops with Non Looping Blendspace When a Sync Marker is Used

Animations loop when a sync marker is applied to an animation that is being used in a blendspace even when it is not set to loop in the Animation Blueprint(Blendspace node is not set to loop) ...

[Rhino Materials] Transparency map is replaced after imported from Rhino into UE4

Crash when removing Blueprint function

The Editor crashes whenever the reference to the "DeleteThisFunction" function is deleted. ...

Parent Construction Script executes on child when disconnected

If you create an Actor with Construction Script logic and create a child based on that Actor the Parent Construction Script is being executed even after disconnecting the node. ...

Mobile landscape rendering corrupted in 4.19

Issue with Reference of Object Object Spawned by Another Shot After Reopen the Level

If you use an object to be spawned in one shot in another shot, re-opening the level will lose reference in that shot. ...

Cannot run any packaged project if "Force all skinned meshes to recompute tangents" has been enabled in an unrelated project

Enabling the "Force all skinned meshes to recompute tangents" sets the value at a Windows user level so that it affects all UE4 projects opened by that user, including unrelated packaged projects. T ...

Editor Crash When DFAO Viewport Has Zero Area

I've reproduced this crash in 4.16, 4.17, 4.18, 4.19, and Main. Per licensee: The editor crashes if distance field ambient occlusion is enabled and a viewport is resized to have zero height. Th ...