Unreal Engine Issues

Motion blur on single frames when character and camera are moving together

Motion blur on single frames when character and camera are moving together. Cannot tell what is causing this. There is no pop in the character animation and the only thing I can imagine is that th ...

Physics Constraints have unexpected behavior when used on nested static mesh components

Physics Constraints have unexpected behavior when used on nested static mesh components. Simulating inside of the blueprint has a similar effect to what is expected but when the BP is added to the l ...

ScreenAlignedUVs does not handle opengl space properly

ScreenAlignedUVs does not handle OpenGL space properly. There are differences in Metal and OpenGL window coordinates, so it works correctly for iOS and not for OpenGL. ...

If PVRTexToolCLI is not executable, invalid texture data is used and crash results when launching on device

Synced the code on Windows and transfered to Mac, the file PVRTexToolCLI lost its executable permission bits... UE4 couldn't run the tool, but carried on processing anyway, processing invalid textur ...

Duplicated Actor Sequence Components overwrite each other

Duplicated Actor Sequence Components overwrite each other when changes are made. Both components will have the focus tab option, which only shows up if the sequence is opened. This means that when t ...

PIE registers 2 Default Brushes in the blank level

PIE registers 2 Default Brushes in the blank level. It's expected behavior to have 1 Default Brush, which is the case in other play modes, but PIE registers 2. Licensee Description: This is an iss ...

Renaming an input pin does not update accessor

Unable to set a Destructible Mesh Component for an blueprint instance in the level

Unable to set a Destructible Mesh Component for an blueprint instance in the level. All other components can be set this way. ...

OnObjectSelected delegate is not called when object is selected through the World Outliner

When using the USelection::SelectObjectEvent delegate, selecting an object directly in the viewport will call the delegate as expected but selecting the object through the World Outliner does not ca ...

The Component Details tab stops working after setting a Blueprint-owned ChildActorComponent class to AbstractNavData and then reloading the Blueprint asset.

Choosing 'AbstractNavData' as the class for a ChildActorComponent inside a Blueprint class and then relaunching the editor seems to break component details panel editing the next time the Blueprint ...