Widget "Listen For Input Action" executes on unexpected input event

Tools - UMG - Feb 19, 2020

Listen For Input Action firing erroneously. Confirmed in 4.26 MAIN @ CL 11536993 ...

Setting an overlay's alpha to 0 does not display as fully transparent

Tools - Feb 19, 2020

Safe zone overlay ignores alpha when set to 0.0 in DefaultEngine.ini. Tested:  4.23.1 CL#9631420 , 4.25 CL#11341939 ...

Command r.DebugSafeZone.Mode 0 does not disable overlays

Tools - Feb 19, 2020

Running the console command r.DebugSafeZone.Mode 0 does not disable all overlays.  The issue occurs when setting custom values in DefaultEngine.ini as well.  Tested using the following settings:  ...

FloatCurveAsset reference is lost when reopening a Struct

Gameplay - Feb 18, 2020

Structs containing references to instances in the content browser of FloatCurves fail to store these data formats as default values. This was reported and tested in 4.24.2 (CL-11100242). This was r ...

BuildPatchTool crashes on Mac and Linux when building android or ios with multiple chunks

Portal - Feb 18, 2020

"It seems that deallocation of TLazySingleton<FInternationalization> causes unhandled exception. If DISABLE_LAZY_SINGLETON_DESTRUCTION=1 is provided - the build completes successfully" ...

Weighted Tangent not functioning in Curve Asset

Tools - Sequencer - Feb 18, 2020

Weighted Tangent handle modifications do not work as expected in Curve Assets. ...

Mac - Unable to drag-drop import with special characters

Tools - Feb 18, 2020

Dragging + Dropping a file with special characters to import on Mac results in Error. "LogFactory: Error: Can't find file 'filepath' for import" Workaround: Click 'Import' in content browser inste ...

Physics Constraint Actor Won't Disable Collision Between Two Actors That Are Already Colliding

Physics - Feb 17, 2020

Meshes that are colliding that are set as constraint actors don't follow the Physics Constraint Actors "Disable Collision" parameter if they are colliding prior to being set as constrained actors. ...

D3D12RHI crash using laptops internal display

Rendering - RHI - Feb 17, 2020

Running the engine with DX12 enabled on MSI GS75 Stealth 9SF results in a D3D crash when using the internal display on the laptop. *Note: Unable to reproduce the crash. The user receiving the cra ...

PIE crash due to non-empty ULevel::DestroyedReplicatedStaticActors array

Networking - Feb 17, 2020

It's possible to end up in a state where some entries were saved in ULevel::DestroyedReplicatedStaticActors, which causes a crash when PIE starts up. I'm not sure how entries could end up in this l ...