Unreal Engine Issues

CustomPrimitiveData is not updated for Niagara if it's paused on DX12

[Ensure] LoadStreamingLevel and UnloadStreamingLevel are called at the same tick

There is no particular error. Developer can ignore it. ...

Blueprints might get corrupted after inheriting multiple times.

Blueprints might get into a corrupted state when they are inherited for a big number of times. Starting from a C++ class, if you then create a BlueprintClass from the C++ class, and keep creating ne ...

Getting the Outer (GetOuter()) inside AssetUserData::PostEditChangeOwner added to an instanced actor in a level returns the Outer marked with "Trash"

When you call GetOuter() inside AssetUserData::PostEditChangeOwner, the Outer that is returned, is marked as "Trash". This is because the object is constructed again when an AssetUserData is added. ...

Remote player aim pitch is not precise when viewed by another player

Static meshes viewed in the static mesh editor in orthographic side view are becoming white after a couple of seconds when quality preset is maximum.

Context: Orthographic views are used to have a 2D view of a 3D object providing precise control over object placement and alignment. This can be used for projects like isometric games and architectu ...

Iris - Server fails to send client initialization RPCs after seamless travel if the client finishes travelling first

During seamless travel, when a client loads into the destination level it will call APlayerController::ServerNotifyLoadedWorld, including when it finishes the travel before the server. When the serv ...

AnimNotify serialization crash in editor

The crash is caused by changing the variable type of an AnimNotify that is already referenced by a montage. This issue cannot be reproduced in 5.6. ...

Character blueprint tick function does not behave properly

Character tick event will continue to trigger even if Start with Tick Enable is set to false. Workaround: Setting "Set Actor Tick Enable" to false on Begin Play will prevent the tick event from t ...

Crashreporter.exe does not appear in packaged projects

Crash Reporter does not get packaged with development build projects when they have "Include Crash Reporter" set to true in packaging options. ...