Cannot set binding for the tool tip of the root of the widget hierarchy

Tools - UMG - Apr 19, 2019

The root of the widget hierarchy does not appear to accept bindings for its tooltip setting. Video provided demonstrates the issue. ...

Crash after Undo and garbage collection on sequencer track

Sequencer - Apr 18, 2019

A crash occurs after adding an additional camera track, undoing the additional, and then calling garbage collection Appears to be the same callstack found here UE-60944 ...

Crash in FVulkanLinuxPlatform

Platform - Linux - Apr 17, 2019

Using the command in the repro steps on Linux will cause the Editor to crash and CrashReporter to pop up with a callstack. This behaves differently when tried on Windows with -vulkan. The project ...

"Support Compute Skincache" throws an Assert for games on Linux

Platform - Linux - Apr 16, 2019

After enabling "Support Compute Skincache" in the project settings and packaging a game on Linux, the packaged game will throw an assert. Any setting that turns "Support Compute Skincache" on automa ...

Sequential Level Loading in Python causes Crash

Tools - Python - Apr 16, 2019

Loading all the levels selected in the Content Browser and running the aforementioned Python script causes the editor to crash Tested in 4.20.3 (CL - 4369336), 4.21.2 (CL - 4753647), 4.22 (CL - 5 ...

When launching from Mac to iOS, the process does not end normally, so the second and subsequent application launches from the iOS device are not performed properly

Platform - Mobile - Apr 16, 2019

If you deploy the app to the iOS device using the Mac editor's Launch button or Project Launcher, the second and subsequent launches will fail. The following message is output when startup fails. T ...

Runtime Errors appearing in Sequencer if fixed frame rate is set in projects settings

Sequencer - Apr 12, 2019

This ensure happens only when the Start and End of the sequence is set in the "neigborhood" of the keyframe and only if the project framerate is to be Fixed on 60FPS. If you for example play the who ...

Ambient Occulsion Decals still render on Static Meshes flagged to ignore them

Rendering - Features Teams - Apr 11, 2019

Ambient Occulsion Deferred Decal Materials seem to ignore the Receives Decals flag that is in the Rendering section of the Details Panel for the Static Mesh. Tested in 4.21.2 (CL - 4753647), 4.22 ( ...

Crash when applying Radial force to a BSP when Radial force is set to affect World static

Physics - Apr 10, 2019

If a radial force component applies force to a BSP the editor will crash. The radial force will need to be set to affect world static objects. ...