Subclass disappears from class variable drop-down on re-open

Gameplay - Blueprint - Mar 13, 2017

Subclass disappears from class variable drop-down upon reopening the project. There is a workaround for the issue but it is strange in nature. Opening the level blueprint and adding the node in scre ...

Sequence repeatedly dirties when it contains a spawnable actor

Anim - Sequencer - Jul 25, 2017

Level sequence becomes dirtied when opening other level sequences if the level sequence contains a track with a spawnable actor ...

Last frame of sequence does not render out.

Anim - Sequencer - Jan 19, 2017

Noticing that the last frame of a sequence does not render out properly. ...

Metal crash after painting 300 Foliage meshes onto a surface

Rendering - Oct 4, 2017

Encountered a Metal crash when painting Foliage on Mac. I'm unable to reproduce anything similar on Windows. This crash can occur if the user drags a Static Mesh into the Foliage Panel or uses an e ...

[CrashReport] UE4Editor_SlateRHIRenderer!FSlateRHIResourceManager::GetShaderResource() [slaterhiresourcemanager.cpp:525]

Tools - Slate - Nov 2, 2017

This is a trending crash coming out of the 4.18 release, and may be a regression. Users have not provided any descriptions of their actions when the crash occurred. Jiras for similar callstacks in ...

Regression: "Play particle effect" anim notifies are not seen in the editor playing level sequence/matinee when Attached is set to false

Rendering - Dec 21, 2017

Not Attached particle system is not seen in the viewport of the editor. This particle will be seen normally when PIE.  Regression? Yes. This issue is not reproduced in 4.17 version. You can simply ...

[Feature Request] Select Node should allow you to right-click and reset a value pin back to a wildcard

Gameplay - Blueprint - Jan 12, 2018

There is an issue where the Select Node does not Reset wildcard values for its pins. This issue does not appear to be a regression Versions Tested: 4.17.2 - 3658906 4.18.2 - 3794801 4.20.0 - 381396 ...

Set Array Elem - saving wrong value

Gameplay - Blueprint - Feb 23, 2018

When using the Set Array Elem and an empty Boolean array the results from a print string differ when testing an actors hidden value. It seems that this logic will always return true as it references ...

"Skip Assigning Gamepad to Player 1" Setting causes Force Feedback events to be incorrectly routed

Gameplay - Input - Mar 13, 2018

The engine still uses the default index for calling force feedback events, despite them being assigned from player 1 on out. Which is why event on player 1 goes to player 0, event on player 2 goes t ...

UMG element clipping does not work on Galaxy S8 (Mali)

Platform - Mobile - Mar 13, 2018

UMG clipping requires stencil. Seems like we don't request stencil when creating backbuffer Changing const int EGLMinStencilBits = 0; to const int EGLMinStencilBits = 8; fixes this. ...