SessionFrontend Causes Lost Audio on iOS After Switching Apps

UE - Audio - Oct 20, 2020

When using SessionFrontend on some devices, when leaving the app (going to the home screen or another app) or sometimes locking the device there is no more audio after returning to the game. "It lo ...

Image appears upside down when using Export Render Target on Android

UE - Platform - Mobile - Oct 16, 2020

Image appears to be upside down Bug was checked on production, engine version 4.25.3 and is NOT reproducible  Regression = yes ...

Array references are not recognized in Blueprint

UE - Gameplay - Oct 12, 2020

Link to test project: [Link Removed] In BP_MyPlayerController event graph, “T” is bound to a Blueprint function called “BPSetMyArrayElement0To5”. “BPSetMyArrayElement0To5” calls the C++ function ...

Undo function breaks local variables in Blueprint Function after compiling

UE - Gameplay - Oct 8, 2020

Blueprint functions appear to correctly associate local variables when renaming the function. However when undoing a rename with ctrl-z the local variables appear to lose their association. Redoing ...

Kinematic in Physics Asset Overrides Bone Scale of Skeletal Meshes

UE - Simulation - Physics - Oct 7, 2020

In a character's Physics Asset, a bone that is set to Kinematic and its children will have a scale of 1 overriding the Skeletal Mesh's Scale Transform settings. When the root of the body is changed ...

Light rendering becomes broken when at a distance of ~1000000 from origin

UE - Graphics Features - Oct 7, 2020

Tested at X=20,000 with no issue Tested at X=500,000 with no issue Tested at X=1,000,000 issue occurs NOT A REGRESSION ...

Changing the “show mouse cursor” variable of PlayerController with a mouse button input does not work the same as with a keyboard input

UE - Editor - UI Systems - Slate - Oct 6, 2020

Using the mouse input to show the mouse cursor acts like an Alt+Tab. When clicking the mouse input again to no longer show the cursor, the camera controls stop at the edge of the screen. Reported i ...

Crash when opening OculusVRDartsGame without oculus software installed

UE - Online - Oct 6, 2020

Several users have reported crashes when attempting to open the OculusVRDarts game we offer in our [Link Removed] Instead of allowing the engine to crash, we should handle this issue gracefully and ...

HZBOcclusion fails in split screen when using D3D11

UE - Rendering Architecture - RHI - Oct 6, 2020

r.HZBOcclusion 1 gives incorrect results with split screen on D3D11. With -d3d12 it renders correctly. It also renders correctly if the RenderDoc plugin is enabled or the editor is running with -on ...

Box image size changes depending on texture resolution

UE - Editor - UI Systems - Sep 30, 2020

When the resolution changes, the cutting position seems to change depending on the margin setting. ...