Replicated variables defined in Actor Component blueprints do not actually replicate

UE - Networking - May 1, 2015

Replicated properties defined in an actor component blueprint are not being replicated because UActorComponent::GetLifetimeReplicatedProps isn't adding the blueprint properties to the OutLifetimePro ...

Re-enable rendering categories on UMaterialBillboardComponent

UE - Gameplay - May 5, 2015

Looks like the thread died in IM. I think we should re-enable the categories that were removed in 4.6. ...

Navmesh streaming code is easy to crash

UE - AI - May 11, 2015

Basically it uses unchecked pointers in couple of places, which in some use-cases simply crashes. ...

Memory leak after exiting PIE

There appears to be a memory leak when you PIE and then exit PIE. Users are reporting that each time they PIE, their RAM usage jumps up, say, 10MB, then when you exit PIE, it only drops down 5MB. ...

Trigger class bp doesn't recognized custom Object Collision settings for overlap

UE - Gameplay - Sep 11, 2015

Trigger class bp doesn't recognized custom Object Collision settings for overlap User Description: When I place a trigger box in the world it blocks the player. I have it setup up so that the pla ...

Tessellation has noticeable difference between adding a Static Mesh and Painting with Foliage

UE - World Creation - Worldbuilding Tools - Foliage - Sep 24, 2015

Adding a static mesh to a scene has different tessellation than when painting the same mesh with the foliage brush. ...

[SM5] Material.usf Error when Previewing Material Function Output

UE - Graphics Features - Jul 21, 2016

A user on the AnswerHub found an SM5 material error within his material function after following the tutorial below. [Link Removed] I followed the tutorial until I reached the point in which the e ...

Execute while paused input action mappings do not execute when console command pause used

UE - Gameplay - Input - Jul 28, 2016

"Execute while paused" input action mappings do not trigger when using the pause console command. Workaround Use the "Set Game Paused" node, which works as expected. Regression (no) issue (does ...

UTF-16 characters return incorrectly from StringToBytes/BytesToString conversion

UE - Foundation - Core - Jul 28, 2016

When a UTF-16 character (™ for example) is passed into a StringToBytes() function and then returned via BytesToString, the returned character does not match (in the case of ™, a double quotes is ret ...

Widget functionality broken when removing / recreating the same widget from a widget component

UE - Editor - UI Systems - Jul 26, 2016

When SetWidget is called, the call to Widget->MarkPendingKill(); causes the widget to lose functionality if the widget being created is the same as the widget previously removed. ...