Warnings displayed when launching the editor in DX12

UE - Graphics Features - Oct 6, 2016

Following warning is displayed in the log when launching in dx12:[2016.10.06-22.33.36:185][ 0]LogD3D12RHI:Warning: Root signature created where the root parameters take up 18 DWORDS. Using more tha ...

Smoothing landscape removes landscape collision in smoothed areas

UE - LD & Modeling - Terrain - Landscape - Apr 27, 2016

Smoothing user's landscape breaks collision, causing player to fall through the ground at points that have been smoothed. Resampling landscape fixes the error until smooth tool is used again. Regr ...

r.ScreenPercentage.Editor does not function

UE - Graphics Features - Jun 2, 2016

Setting r.ScreenPercentage.Editor does not affect the upsampling/downsampling of the viewport in the editor. Regression: YES - the console command correctly adjusted the screen precentage in 4.11.2 ...

Crash Occurs on Project Load When Casting a Child Actor Component's Parent to the Parent Class

UE - Gameplay - Blueprint - Dec 5, 2016

A crash is occurring on project load when attempting to use GetParentActor and cast that to a Parent class that contains a child actor component inside of that child actor component's blueprint. T ...

Right side of viewport renders black in stereoscopic

UE - Graphics Features - Jan 19, 2017

When in VR preview the right eye is solid black. This has been reproduced on multiple machines using both the Oculus and HTC Vive. The same effect is also achieved when running -emulatestereo – ...

Animations that overlap and blend together break when undoing

UE - Anim - Sequencer - Jan 16, 2017

The animations will blend together forming one animation and works fine until you undo and separate the animations that were put together. Causing animations to break. p.s. Sorry for long video, 0: ...

Package fails to load due to EditorOnly data when launched onto Mac or Windows

UE - Foundation - Core - Jun 28, 2017

LogPlayLevel: QAGame: [2017.06.28-14.09.14:706][ 0]LogLinker:Warning: Unable to load package (../../../QAGame/Content/UMG/UMG_Sprite.uasset). Package contains EditorOnly data which is not supported b ...

[Input] Switching levels destroys auto-created Input Component which breaks emitUIInteraction

PixelStreaming - Feb 12, 2019

We auto-create a PixelStreamingInputComponent which handles the input coming from JavaScript's emitUIInteraction. This works in a UE4 app with a single level, but it seems that if you change levels ...

Replay System throws an Ensure during demoplay when calling it in a different Level

UE - Networking - Jul 10, 2019

Replay System throws an Ensure during demoplay when calling it in a different Level. The error is thrown at Source\Runtime\Engine\Private\RepLayout.cpp]. It does not prevent the Replay from being pl ...

Level sequencer's play to(second) function not working as expected

UE - Anim - Sequencer - Aug 22, 2019

The function Play to(seconds) does not functions as it's tooltip implies. "Play the sequence from the current time, to the specified time in seconds". The function instead snaps to the specified tim ...