sRGB unchecked leads to textures being washed out in UMG

UE - Editor - UI Systems - Mar 22, 2019

When sRGB unchecked in the texture editor it can lead to textures being washed out in UMG ...

Pivot Offset Module does not respect on/off toggle

UE - Niagara - Mar 22, 2019

Toggling the Pivot Offset module in a Cascade Particle System has no effect on the particle system's position. Tested in 4.20.3 (CL - 4369336), 4.21.2 (CL - 4753647), 4.22 (CL - 5439949), 4.23 (C ...

Functional Test won't start when placing a moving actor inside the level if setting Navigation Mesh's Runtime Generation to Dynamic

UE - Automation Test - Mar 21, 2019

User is trying to use the Functional Test class to construct some automated test cases. Whilst doing this they noticed that adding a BP_Actor (just a static mesh engine cube) that simply rotates (v ...

GetClosestPointOnCollision returning point on parent

UE - Simulation - Physics - Mar 21, 2019

GetClosestPointonCollision returns point on parent instead of welded child. From user: "The problem appears to be in PhysicsInterfacePhysX.cpp in GetSquaredDistanceToBody, line 2873. When UPrimit ...

Wrong grouping separators are displayed when the Mac OS has been set to the German-Germany language and locale

UE - Editor - UI Systems - Localization - Mar 21, 2019

When converting a numerical value to text with grouping enabled, the grouping character that is used is not properly localized on a Mac. By default, the grouping character that is used when in the e ...

Niagara emitter shrinks when changing the camera

UE - Niagara - Mar 20, 2019

Moving the camera to be perpendicular to the Niagara Actor causes a change in its size. Tested in 4.21.2 (CL - 4753647), 4.22 (CL - 5439949), 4.23 (CL - 5470758) ...

Use mouse for touch enables gesture action on button which makes the button to lost focus to that the button fires onreleased event

UE - Editor - UI Systems - Slate - Mar 20, 2019

When Use mouse for touch is enabled, the button fires onreleased event. Here is what I investigated. Use mouse for touch enables gesture action in the button that leads to LongPress gesture fires ...

GetKnownPerceivedActors doesn't stop calling when specified AISense should be forgotten

UE - AI - Mar 17, 2019

There is a difference in implementation and set of checks that are made in GetKnownPerceivedActors() depending on if you use specific SenseClass or leave it as nullptr (so it will return info for al ...

Undetected infinite loop on spline creation

UE - Gameplay - Blueprint Compiler - Mar 16, 2019

It is possible to create spline logic that will not be detected by infinite loop detection. Also hangs if executed in Event Graph on Begin Play. If saved but not compiled and placed in Editor Star ...

Flipped Tracker axes when using Vive Trackers with Vive Wands

UE - Platform - XR - Mar 15, 2019

Using pucks with motion controller will cause the tracking pucks x and z axes to flip. ...