Unreal Engine Issues

Particle emitter with Mesh Data type does not change material to new material instance

Particle emitter with Mesh Data type does not change material to new material instance. It will not apply changes that are being made at run time to a parameter in the material instance being used.  ...

InputAction Released fires twice

Using an Input Action with two different keys will fire twice on the key release if one is held down while the other is pressed. ...

Incorrect values filled for nativized struct arrays when resized and packaged

When packaging a resized structure array it changes the array value to a large incorrect number. Testing the struct in PIE yields expected results. ...

Instanced Components variable not returning updated values in the construction script

It is currently not possible to set variable values of an actor component, instanced in the level, by using the "details" pane. The Actor's construction script will only evaluate the variable defaul ...

[Rhino UVS] - UVW settings not applied to Rhino surface and solid imported objects

Dynamic Shadow Distance only working for values below 20000 on translucent materials

The dynamic shadow distance movable light setting is only working for values below 20000 on translucent materials. The shadow cast on the translucent material will fade out long before the opaque ma ...

Failure to attach component in a non-nativized child Blueprint class to an inherited component from a nativized parent Blueprint class.

Attachment will currently fail at runtime during load and/or construction if a component from a non-nativized child Blueprint is attached to an inherited component from a parent class that is nativi ...

GetHMDDeviceName function's name is no longer accurate, is confusing

UHeadMountedDisplayFunctionLibrary::GetHMDDeviceName()  says it returns the "device" you are using, but it really returns the name of the SDK or XR System that you are using (for example launching o ...

Editor Crashing on Details Panel when Calling ForceRefresh

Editing bool of the nested child CrashableDataAsset causes crash. Expected: CrashableDataAsset children are properly assigned. Result: Engine crash ...

Can't navigate in Viewport or use Hotkeys when launching UE4 with a Russian keyboard layout on Linux

When using a Russian keyboard layout and/or a Russian keyboard, you can't use any hotkeys or navigate around the Editor. After testing this with a German keyboard as well, it is believed this issue ...