Restore State for Make MovieSceneSequencePlaybackSettings Not Resetting Sequencer State Appropriately

UE - Anim - Sequencer - Oct 3, 2017

Restore State should have an affect on sequencer. The animation snaps back to its starting point even when this option is not set if played in PIE. If you drag in the level sequence in the editor an ...

Can't set Event replication settings when delegate output pin is connected

UE - Gameplay - Blueprint Editor - Feb 19, 2018

User Reported Bug Replication Settings no longer editable after event delegate is connected. Doesn't seem to affect functionality, only UI. (replication settings stay as set before plugging delega ...

Curl Noise Force Not Applying to Niagara Emitter

UE - Niagara - Jul 30, 2018

Curl noise force will not affect a Niagara particle regardless of strength. Current work around is to disable then re-enable "apply forces" under "solve forces and velocity" Found in 4.20 CL# 4233 ...

Skelmesh Bake Materials doesn't remove old materials from slots

UE - Engine Scaling - Streaming - Merge Actor - Mar 24, 2021

When an LOD get materials reduced to one with Bake Materials, it doesn't delete the extra slots on the LOD. So if starting with 10 slots on the skelmesh, then baking, slot 1 gets the newly baked mat ...

Adding a scene component to a child blueprint causes log warnings to appear in output log

UE - Gameplay - Blueprint - Sep 1, 2015

If a scene component is added to a child blueprint and the parent blueprint is compiled, a log warning will appear that states: "LogBlueprint:Warning: USimpleConstructionScript::FixupRootNodeParen ...

Custom lighting channels ignored when object culled in stereoscopic

UE - Platform - XR - Apr 14, 2016

When a light that uses lighting channels is only visible in one view during stereoscopic rendering, it affects the default light channel instead of the assigned one in the view that it's not visible ...

Delete Unused Variables Does Not Remove Local Variables

UE - Gameplay - Blueprint - Oct 13, 2015

Using the Delete Unused Variables option under the Edit tab of a blueprint does not remove local variables. Instead, it displays a "All variables are in use" error. Occurs in 4.9.2 and 4.8.3 binar ...

Variable Names with a Leading Space Cannot be Copied

UE - Gameplay - Blueprint - Nov 9, 2015

If you begin a variable name with a space, attempting to copy any instances of that blueprint will prompt an error warning: "Unknown property in <BlueprintName>: <VarName> = <Value>. Found in 4.9.2 ...

Hidden In Game option for Layers in TileMap Editor not working

UE - Gameplay - Paper2D - Oct 26, 2015

Using the 'Hidden in Game' option in the Tilemap Editor does not hide the associated layers in game as expected. I tested this issue in 4.8.3, 4.9.2, and 4.10 Preview 2 binary releases and the issu ...

OBJ file causes a `Debug Assertion Failed!` error

UE - Editor - Content Pipeline - Import and Export - Dec 23, 2015

When importing this users file of an OBJ asset there will be an assertion failed error. On the import message if you hit "ignore" until the mesh imports all will work in 4.10 or later. This was no ...