Unreal Engine Issues

FPlatformMisc::RequestExit freezes app in IOS

See the UDN question (duplicated below). I think we need to better manage the lifetime of the event we use for synchronization here. We are experiencing an issue where when FPlatformMisc::Request ...

[Merge Actor] Lightmap UVs are broken after merging meshes

This issue occurs when merging static meshes that have multiple LODs. If they are using UV1 for lightmap index, after merging, the UV1 of the result for each LODs will all be differents, making the ...

Unicode BIDI control character effect has not been applied to an auto wrapped line

There is odd Cursor Snapping in Ortho Views when objects are translated or rotated using gizmos

Creating spline points requires interaction with the translate gizmo, and as soon as the new point is created when in an orthographic view, the cursor snaps back to the starting gizmo position. Thi ...

Right click editor/Slate windows blackout after a while of repeatedly clicking them.

Licensee video of the issue here - [Link Removed]  This can be worked around with this setting:  [Link Removed] However it is not a solution as this setting actually causes other programs, e.g. sl ...

iOS packaging does not seem to be able to exclude assets not in chunk0 when using ChunkDownloader

External event dispatcher bindings are duplicated along with instances in the level editor.

Event dispatchers (i.e. delegate property values) are currently copied to the new instance when users copy/paste/dupe actors. However, this means that if you have an instance whose dispatcher is dy ...

GetMouseX returns stuttering value if ShowMouseCursor is enabled

Showing the mouse cursor and holding down the left mouse button while dragging will cause the MouseX event to broadcast incorrect axis values.  ...

Ensure tripped: "Template Mismatch during attachment."

Inconsistent ListView entry sizes can prevent the ListView from being scrolled to the bottom

Since the contents of a ListView are virtualized, the ListView estimates the size of the scroll box's contents based on the on-screen elements. This can lead to some situations where DistanceFromBot ...