SetVisibility not working with Web Browser Widget on mobile devices ...
UMG Webrowser widget does not display embedded youtube videos. ...
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 ...
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 ...
By starting PIE while an uncompiled widget is open in the widget editor, it's possible to trigger a call to NativeDestruct on the preview widget. This is especially dangerous because NativeConstruct ...
It is not possible to access properties of the {FAppleARKitFrame}} struct within a Blueprint. The struct itself is exposed as a BlueprintType, but none of its properties are also exposed. ...
I was able to repro the crash in 4.19. Unable to open sample project in 4.20 or 4.21. Per Licensee: While porting one of our classes from using UMaterialBillboardComponent to a hand rolled Billboar ...
The migrate function is meant for moving assets from one content folder to another, so it does no actual modification of the references in the migrated assets. This is normally fine, since we expect ...
If you create a project in 4.17 and follow the Repro steps, you will be able to adjust the colors of individual lens flares. If you copy the 4.17 project into 4.18, 4.19, 4.20 Preview, or 4.21 the f ...
When adding a sub-level that contains a Landscape and Landscape Splines to an existing Level, it will cause a crash when building the lighting. This issue was reported in 4.18.3 (CL 3832480) and t ...