FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...

Loading a blueprint that uses the GetOptions meta data causes an ensure

UE - Gameplay - May 6, 2020

Loading a blueprint that uses the GetOptions meta data causes an ensure ...

Sequencer doesn't save mobility for component children

UE - Anim - Sequencer - May 6, 2020

When the transform is actuated for a static component only its pre animated state is saved, but its mobility will be set to movable. This causes its children to become movable as well. When the comp ...

Able to name function parameters "self", resulting in odd compile errors in blueprints

UE - Gameplay - Blueprint Compiler - May 4, 2020

Users are able to name function parameters (in BP and in code) "self" resulting in odd compile errors when in blueprints: "This blueprint (self) is not a bool, therefore ' Self ' must have a connec ...

Disable "Deferred Rendering" option in Movie Render Queue doesn't work

UE - Anim - Sequencer - May 4, 2020

Disable "Deferred Rendering" option in Movie Render Queue doesn't work and still renders the deferred pass. Currently you have to delete the Deferred Render config option completely to get the expec ...

Changing WidgetComponent's Background Color doesn't update the widget's background color

UE - Editor - UI Systems - Apr 29, 2020

It appears that changing the Background Color of a widget component doesn't immediately update the widget's render target. Toggling "Draw at Desired Size", however, does get the changes to reflect i ...

FIOSInputInterface::SendControllerEvents crash due to UIInterfaceOrientation call from game thread

UE - Platform - Mobile - Apr 29, 2020

From [Link Removed], licensee reports We believe that querying the UIInterfaceOrientation via UIApplication on the game thread is the issue here. We have made changes to IOSInputInterface.cpp and I ...

Niagara mesh particles have incorrect normals when scaled

UE - Niagara - Apr 27, 2020

Niagara mesh particle normals do not match those of static mesh actors. ...

UMG Slider displays long or wrong percentages when Step Size is set to 0.1

UE - Editor - UI Systems - Apr 24, 2020

When the Step Size is set to 0.1 for a Slider and Slider value is multiplied by 100, it will display weird numbers when moving the slider back from 100%. Changing the Step Size to 1 and changing th ...

Up to date assets are cooked when a project is not located inside UE4 root directory.

UE - Foundation - Core - Apr 23, 2020

Up to date assets are cooked when a project is not located inside UE4 root directory. An Additional note from the user: "My impression is this issue is caused in part by FPaths::MakeStandardFilena ...