Unreal Engine Issues

NV12 and NV21 pixel formats are not working correctly

Crash occurs selecting play in Vulkan Mobile Preview without sdk installed

Was attempting to repro [Link Removed] in //UE4/Main when I hit the following crash ...

Multitouch on Windows offsets touch index by 1, starting at TouchIndex_2

Touch input on Windows devices will start at touch index 2 instead of touch index 1, like other touch devices. ...

MfMedia: Media playback can deadlock if started too soon after opening

Skeletal Mesh Collapses with OpenGL ES3.1 on Tegra K1 devices

When launching to an Android device that supports ES3.1 skeletal meshes seem to collapse in game. ...

MediaPlayerEditor: Failure opening media, even though it opened successfully

This only happens when successfully opening a media source AFTER failing to open another media source. ...

Crash Occurs When Using the Hide Bone by Name Node

The editor is crashing when attempting to hide a bone using the Hide Bone by Name node after using the Set Master Pose Component. ...

Realtime rendering gets disabled when simulating in editor

Realtime rendering gets disabled every time you simulate in the editor This does not occur in Main and is a regression from 4.13.2 ...

Deactivating a Component Does Not Stop Component Tick Immediately

Deactivated components are ticking one additional time after being deactivated. ...

Changing Physical Surface Name and Reassigning It From Default Value Crashes

Changing the name of a physical surface that has already been applied to a physical material will cause a crash, if you try to reapply the renamed physical material from default. The physical materi ...