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. ...

Calling Finish Recording Output causes a crash in PIE

UE - Audio - Mar 23, 2020

The Finish Recording Output node from the Audio Mixer BP Library crashes due to an invalid Path input. This is a regression from 4.23.1 (CL-9631420).  This was reported and tested in 4.24.3 (CL-115 ...

Build Warning when HotReloading - LogUObjectGlobals:Warning: Guid is already used by

UE - Gameplay - Blueprint - Sep 12, 2016

Changing class code causes class instance placed in the viewport to produce the warning message shown below upon hot reload. Also reported that callstack occurs but does not crash the editor. The ...

Assert caused by using FText::FromStringTable to initialize a FText property in the constructor of a UStruct based off FTableRowBase

UE - Foundation - Core - Jan 4, 2019

When using FText::FromStringTable to initialize an FText variable in the constructor of an FStruct that inherits from FTableRowBase, an assert is caused due to recursion. The assert is as follows:As ...

Crash compiling a blueprint after changing a Text variable to String, while the Details panel are visible

UE - Gameplay - Blueprint Editor - Jul 29, 2020

Crash occurs when the user changes a Text variable to a String while the Details panel is displaying its properties, and then compiling. Crash does not seem to occur if the Details are not visible. ...

Crash occurs while replacing a Widget Component with a user created Text Block

UE - Editor - UI Systems - UMG - Aug 18, 2022

This is not a regression. Tested in //UE4/Release-4.27 CL18319896. The crash occurred. Crash occurs while replacing a Widget Component with a user created Text Block blueprint. ...

"Invalid resource entry creating uniform buffer" when running Vulkan on Mobile

UE - Platform - Mobile - Apr 30, 2019

Android projects in 4.22.1 crash on launch with Vulkan enabled. Did NOT reproduce in 4.23 MAIN at CL 6156332 4.22.1 release CL is the same as a related fix for this ( [Link Removed] )  ...

UE5 Main - Editor crashes when creating a Data Table

UE - Editor - Workflow Systems - Feb 14, 2022

Doesn't occur in UE5 Release or UE4.Can't attach logs/crash information I'm encountering an RHI crash within UE5 Main at the moment. This issue seems to be caused by a commit from last year that ...

Attaching a removed Actor in Sequencer causes a crash

UE - Anim - Sequencer - Jan 6, 2020

This is a regression from 4.23.1 (CL-9631420) where Sequencer just displayed the re-attached binding in yellow text instead of crashing. The user suggests that the deleted actor should be removed fr ...

Subway Sequencer crashes when opening shot0010_001

UE - Anim - Sequencer - Dec 13, 2019

Opening specific files inside of the "Sequencer" doc sample project results in engine crash. ...