Unreal Engine Issues

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. ...

Level Streaming Blocking Loads Do Not Work

It is believed that If Should Block On Load is TRUE, the entire game should freeze up until the entire level is loaded. Then If Should Block On Load is FALSE, the game continues to play while the le ...

Xbox 360 Controller DPad input does not register properly on Android

Using a Xbox 360 controller on an Android device works except that the DPad input is not registered. This same issue does not occur with Xbox One controllers. Regression?: No This occurs in 4.18 ...

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. ...

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

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 ...

Forced reboot launching editor the first time

Note that before I tried running the editor via the Launch button, I just happened to run the Editor exe directly, and this did not repro then. After my PC rebooted I tried to reproduce it again an ...

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 ...

GetComponentsByClass fails to compile if Class provided is untouched

When using the "Get Components By Class" node, you get a compile error if you don't change the default value of the Component Class on the node after adding it. It is believed the Component class no ...