DrawMaterialSimple() disrupts widgets being drawn to the screen depending on widget hierarchy

Tools - Aug 28, 2015

Calling the HUD::DrawMaterialSimple() function may cause blueprint widget elements to not be drawn on screen depending on the hierarchy of the widget. Google Drive link to Project: [Link Removed] ...

Blueprint based on custom Vehicle class can't be edited after closing/opening the editor

UE - Gameplay - Blueprint - Sep 8, 2015

If a custom class named Vehicle is used as the base of a blueprint, closing and reopening the editor prevents the blueprint from being opened. The editor reports that the derived class is invalid. ...

Controller::GetPawn() returns NULL in 4.9

UE - Gameplay - Sep 3, 2015

Making a call to GetPawn in an AIController class will return NULL which will crash when that return value is used. This is a regression as the call is made successfully in 4.8.3. Working CL: Work ...

iMac: Whenever _AMDDeviceDetached event occurs, the editor hangs.

UE - Platform - Apple - Nov 4, 2015

The user is reporting that, on their iMac, Whenever _AMDDeviceDetached event occurs in the Activity Monitor, the editor hangs utilizing a reported 101% of the CPU. *The user claims this is 100% re ...

TwoBoneIK continues to use TakeRotationFromEffectorSpace even when EffectorLocationSpace is in WorldSpace

UE - Anim - Rigging - Mar 29, 2016

User checks bTakeRotationFromEffectorSpace before changing EffectorLocation from BoneSpace to WorldSpace. Once set to World Space, the 'End Effector' section of properties becomes hidden and bTakeRo ...

"Unreal Match 3" Demo Stuck While Syncing

Docs - Samples - Apr 5, 2016

When attempting to download/sync to the UE4.11 version of "Unreal Match 3" sample from the Learn Tab on the launcher, the download button is "grayed out" and instead says "Syncing." Selecting the ...

Morph Targets flicker Randomly in Slave Mesh

OLD - Anim - Oct 1, 2015

When a mesh is slave to a master mesh, its morph targets will flicker when Played in Editor. This does not occure with the same assets in 4.8. This has been reported by at least two different use ...

Steam VR appears to close the editor when another project is opened if the editor was focus by steam VR

UE - Platform - XR - Apr 14, 2016

Steam VR appears to close the editor when another project is opened if the editor was focus by steam VR. This does not allow the user to save and does not give a warning. ...

All open assets close when referenced item deleted

UE - Editor - UI Systems - Slate - Mar 21, 2016

If you delete an asset that is referenced by another asset, all your current open asset windows (ie. blueprints, animations, meshes, etc.) will close, even if they aren't referencing that asset. ...

Text gets cut off in the Message Log

Tools - Aug 3, 2015

Long messages/errors cannot be read in the Message Log because there is no text wrap and no horizontal scroll bar to access the remainder of the message. Edit MattK: Needs word wrap imo. ...