Unreal Engine Issues

Crash when attempting to merge two objects using Simplygon - ProxyMaterialUtilities::CreateProxyMaterialInstance

Engine crashes on completing a simplygon merge of two actors Note If you set On screen size to 50, you can speed up the merge to get to the crash quicker ...

Camera Auto exposure in the static mesh editor bleaches everything out when the environment is turned off

The viewports camera Auto exposure in the static mesh editor bleaches everything out when the environment is turned off. It seems that this is stopping you from being able to access the "old" stati ...

Crash when using pooled widgets in an invalidation panel

Widgets that are pooled are given a pointer to a layout cache, if the layout cache dies, the pointer is bogus. Going to need to move over to using weak pointers to avoid the crash, will add some pe ...

Missing Oculus 1.6 Support

Add the 1.6 integration to 4.13 for release. ...

Ensure trying to Draw Material on a Render Target

Ensure occurs when attempting to Draw Material on a Render Target. ...

Scrolling artifacts on mobile at low FPS

Weird artifacts appear when scrolling through textures in a scroll box. This is more noticeable and happens more frequently at lower frame rates. View AnswerHub thread for examples of artifacting. ...

Crash when force deleting blueprints that reference each other

Editor crashes when trying to force delete assets that reference each other. Blueprint 'A' contains an Actor Component of Blueprint 'B'. Crash will occur when trying to force delete both 'A' and 'B' ...

Character Blueprint Cannot Execute Montage to Play at a Negative Play Rate

While an Animation Montage can be played at a negative play rate in Persona, the user cannot use the Character Blueprint to execute this action. ...

Crash opening multiple UMG assets

"Warning Attempting to move a fully simulated skeletal mesh" warning spam when moving physics asset in level

The following warning is spammed when moving a physics-enabled skeletal mesh is moved in the level.PIE:Warning: Warning Attempting to move a fully simulated skeletal mesh SkeletalMeshComponent0. Ple ...