Set user focus for player 0 will cause other local players to lose input

UE - Gameplay - Input - Feb 28, 2019

When the player at index 0 sets its user focus it will cause other players to lose input. This does not occur when setting the user focus of players with an index higher than 0. ...

Stacked Material Nodes become difficult to read

UE - Rendering Architecture - Materials - May 13, 2015

Material Nodes, particularly Constant Vector 3s and Texture Samples, become difficult to read when users overlay them like stacked cards. [Image Removed] Also reproduced in Main Promotable-CL-2548 ...

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors

UE - Gameplay - Blueprint - Feb 2, 2017

Blueprint Diff doesn't find the difference in changed Child Actor Components in duplicated Child Actors. This seems to be contained to Child Actor Components that are inherited by a Child Actor Clas ...

Character Movement values do not reset to defaults

Tools - Mar 9, 2015

Character Movement values do not reset to defaults. Changing a value and then using the arrow to Reset to Default updates the number displayed in the Details panel, but the value does not update dur ...

Apex Cloth will not render correctly with cloth assigned to multiple materials

UE - Simulation - Physics - Character - Nov 12, 2015

Apex cloth material assigned to multiple material elements will not render correctly in Persona or when PIE/Simulate in the editor. Any material element other than element 0 will be masked/invisible ...

Is Playing can return false on Sequence's second playthrough

UE - Anim - Sequencer - Apr 12, 2021

Playing a sequence more than once will have an incorrect player status on the first frame.  ...

Custom mode animation resets character pose on every change in the Sequencer

UE - Anim - Sequencer - May 30, 2024

Skeletal Mesh Components that use Custom Animation Mode will have their animation rest to the base position when any change is made to the Level Sequence that the character is used in. The Licensee ...

AttachChildren on the client can lose entries

UE - Gameplay - Jan 26, 2016

If a client attaches a scene component to a server authoritative scene component and that server component later has a change in attachment made on the server, the AttachChildren array on the client ...

Refraction breaks Translucent Sort Order without Separate Transparency Enabled

UE - Graphics Features - Jan 6, 2016

With multiple Translucent Material sorted in 3-D space or via Transparency Sort Priority, if one of the materials uses refraction it will render on top of the others no matter position or sort prior ...

Server crashes when client connects after Server has reloaded a sublevel with a deleted actor

UE - Networking - Jul 13, 2017

UNetDriver::DestroyedStartupOrDormantActors maintains a list of deleted startup (and dormant) actors. This is used to notify clients that have joined the server of Actors that need to be destroyed ...