DPI Scale Rule set to custom can cause performance issues during design time

UE - Editor - UI Systems - Nov 19, 2018

When setting the DPI Scale Rule to custom and using a named slot the frame rate of the editor will drop while zooming in and out of a widget that uses the widget containing the named slot. ...

Packaging to HTML5 fails when Online Framework is enabled

UE - Online - Nov 17, 2018

Packaging a project to HTML5 while Online Framework is enabled seems to cause packaging failures. It produces the following errors from the Output Log:   PackagingResults: Error: unresolved symbol: ...

Breakpoints on nodes in deleted functions are not cleared

UE - Gameplay - Blueprint - Nov 16, 2018

Might be a simpler repro than this, but take a look at revision 1 of PreRolledBoxes in FortniteMain to see an asset affected by this. It was duplicated from StoreRoot which had breakpoints in some o ...

Child Widget Blueprint does not inherit bindings in exe

UE - Editor - UI Systems - Nov 16, 2018

When packaging a project for Windows, Child Widget Blueprints do not inherit bindings. Tested in 4.20.3 (CL -  4369336), 4.21.1 (CL - 4567586), 4.22 (CL - 4572453) ...

Converting an Actor to spawnable/possessable in Sequencer makes it lose its position in the Track Panel.

UE - Anim - Sequencer - Nov 15, 2018

Converting an Actor to spawnable/possessable in a Sequence causes it lose its position in the track panel. If the Actor was in a folder it will need to be added back to that folder. This was report ...

.glTF importer crash - UE4Editor-GLTFImporter!ImportStaticMesh

OLD - Enterprise - Nov 14, 2018

Enabling the gLTF plugin and trying to import a glTF asset results in a crash. ...

Custom Stencil Not Working for Mobile

UE - Platform - Mobile - Nov 14, 2018

Setting a custom stencil on meshes is not working when using a mobile renderer. This is working as expected in 4.20 CL# 4369336 Found in 4.21 CL# 4541578 and 4.22 CL# 4556068 This is a regression ...

Adding HISM instance on a Dedicated Server causes a crash

Tools - Nov 14, 2018

Adding an instance of an HISM on a dedicated server causes an assert. Regression?: No This occurred in 4.20 ...

UCanvasPanelSlot::PostEditChangeChainProperty does not call Super function

UE - Editor - UI Systems - Nov 13, 2018

UCanvasPanelSlot::PostEditChangeChainProperty not only does not call its Super function unless the anchor node has been set, but it calls Super:: PostEditChangeProperty instead PostEditChainProperty ...

Duplicating a Sequencer causes events from the original sequence to fire when the second Sequencer is ran

UE - Anim - Sequencer - Nov 13, 2018

When using a Sequence that is a duplicate of another, without changing the event names, the duplicate Sequence will still fire off the event from the original even if the values are changed. Changin ...