Unreal Engine Issues

Crash after generating HLODs for merged meshes that have all triangles culled

Substrate SSR reflections are black

Substrate Materials do not use Screen-Space reflections. Instead, they do not have any reflections (indirect specular) on the surface. ...

Collision thickness on landscape does not appear to work

Setting the collision thickness for the landscape does not appear to have any effect on any objects colliding with it. Setting the value to a negative or a positive has no effect. ...

Breakpoints in default Pawn class are not triggered in Debug mode

When running the editor through VS debug mode, any breakpoint that is set in the class used as the Default pawn class in world settings will be ignored when playing in editor ...

Crash when trying to change game mode settings

Trying to change game mode settings after restarting the editor will cause the editor to crash. ...

Setting character animation in parent BP and mesh in child BP does not play the animation in a packaged game

When a child BP is used to with a skeletal mesh to play an animation set in the parent, the animation will play in editor and in standalone but will not play in a packaged game. ...

LIVE: Attach Actor to Component crashes the editor when used after Set Simulate Physics

The user has attached a small project at the link to demonstrate the issue. Occurs in 4.5.1 and well as Main (//depot/UE4/Promotable-CL-2239587). Crash Reporter: [Link Removed] ...

Crash with Deleted Sound Cue/Wave from Content Browser still Referencing Matinee Sound Track

Deleting a Sound Cue/wave from the Content Browser that is referenced by a Matinee actor Sound Track, and attempt to play the Matinee a crash will occur. I would expect the sound track to simply pl ...

Load level interactions are not working on mobile

When using UMG to load levels on a mobile device, The first level is being loaded but nothing after the first is able to trigger any additional levels to load. ...

Editable text boxes (UMG) are displying the incorrect character when packaging to HTML5

When you add a editable text box to a project via UMG and package and deploy that project for HTML5, The Text box will show invalid characters when certain keys are pressed. I have attached a photo ...