Clicking the Closed Loop check box for a Blueprint SplineComponent crashes the Editor.

Tools - May 12, 2015

Clicking the Closed Loop option in a new Spline Component results in the Editor crashing. This only occurs in 4.8 Preview 1 (so far). 4.7.6 and Main appear to be working correctly. ...

Second UVs wiped when using Merge Actors Tool

UE - World Creation - Worldbuilding Tools - HLOD - Jan 26, 2017

The merge actor tool no longer saves additional UVs used for the merged mesh. This was not the case in 4.13, but in 4.14 and later this information is no longer present. Also worth noting is that i ...

Rearranging Slate Brushes causes crash

UE - Editor - UI Systems - Jul 14, 2019

Rearranging the order of a Slate Brush array causes the editor to crash. Tested in 4.21.2 (CL - 4753647), 4.22.3 (CL - 7053647), 4.23 (CL - 7305105), 4.24 (CL - 7285696) ...

Construction script in parent blueprint cannot call function in child blueprint

UE - Gameplay - Blueprint - Apr 1, 2016

Construction script in parent blueprint cannot call function in child blueprint when the editor first loads. Once the parent BP is compiled it acts as expected. Regression? (Yes), issue (does not ...

Interchange Dialog view resets when changing values

UE - Editor - Content Pipeline - Import and Export - Jul 25, 2024

This happens with just about any option in any tab. QA confirmed it also happens in the Material tab. Regression: Yes - does not occur in //UE5/Release-5.4 @ CL34507850 - Binary Repro Rate: 10/10 ...

Using Integer Bitmask crashes editor

UE - Gameplay - Blueprint - Jun 2, 2016

attempting to open a project with Bitmask Flags set to true in a blueprint crashes editor. Note In attached project, the crash has been narrowed down to the filepath \Content\ThirdPersonBP\Bluepri ...

FRotator::SetClosestToMe(FRotator) Doesn't Set The Correct Value

UE - Foundation - Core - Dec 10, 2019

FRotator::SetClosestToMe(FRotator) doesn't set the correct value. Attached are files with the demonstrative code. Found in 4.23.1 CL#9631420 Reproduced in 4.24 Preview 4 CL#10570792, 4.25 CL#10520 ...

Crash occurs when undoing the adding of a node connected to an in-use reroute node

UE - Gameplay - Blueprint Editor - Mar 20, 2018

REGRESSION Yes, this does not occur in 4.19.0 or in 4.18 Crash occurs when the user adds a node off a reroute node that's already in use, and then undoes that action. Found when testing around [Li ...

Actor Hidden in Game does not take lighting into account any longer

UE - Graphics Features - Jul 13, 2016

Using indirect lighting from bounce cards that are set to Actor Hidden in Game no longer generate indirect lighting for the scene. This is a regression of 4.11.2 where this worked but is no longer ...

Cannot override screenshot hotkey from editor in packaged game

UE - Gameplay - Input - Apr 27, 2016

The F9 hotkey for screenshots cannot be overridden in blueprints. Even removing the hotkey from the Editor Preferences>Keyboard Shortcuts list does not prevent the shortcut from being used in packag ...