Unreal Engine Issues
Unreal Engine Issues
Crash when syncing a folder with source control that contains a level that utilizes Level Streaming
Tools - Dec 28, 2017A crash occurs when you attempt to run the sync command on a folder that contains a level that is using level streaming in the editor. This was tested with Perforce and Subversion. Have not tested ...
Crash upon trying to add a variable to a struct array when the details panel is locked
Tools - Jul 12, 2018Attempting to add a new element to a struct array through the details panel when the panel is locked results in a crash. Regression?: No This issue did not occur exactly the same way in 4.18, but t ...
Editor crash on BP recompile with custom FRuntimeFloatCurve variable
UE - Gameplay - Blueprint - Nov 13, 2017When a class contains a FRuntimeFloatCurve variable, compiling a blueprint of the class causes the editor to crash once a key has been added to the curve and selected Regression: Yes, the provided ...
Editor Crashes When Reloading Textures in Debug Tools
UE - Editor - UI Systems - Slate - Apr 11, 2016Crash occurs while Playing in Editor and debugging by reloading textures. Occurs for both Mac and PC. Regression: Does not occur in UE4.10 testing on Match 3 ...
Changing Effects Quality with Console Command Resets Audio Playback of Packaged Game
UE - Graphics Features - Feb 26, 2015When packaging a product for Windows (64) with an 'Event Begin Play' node executing a UI sound to play, and changing the Effects Quality within the console, restarts the audio playback for that soun ...
Crash on Importing specific Animation Only FBX
Tools - Nov 16, 2015When importing the attached FBX file with only Animations, the editor will crash. The Same asset will import without error in 4.9.2 Crash Reporter BUGG: [Link Removed] ...
Brick Pattern Artifact in Volumetric Clouds
UE - Rendering - Features - Jul 28, 2026A licensee has reported seeing a repeating brick-like pattern in volumetric clouds when they overlap with very distant geometry (or at the transition between nearby and distant geometry). The artifa ...
Crash upon launching packaged game with nativized blueprints that include Add Child Actor Component node with a class already set
UE - Gameplay - Blueprint - Jun 14, 2017When using the Add Child Actor Component node with a class set on the node with Blueprint Nativization enabled, the packaged game crashes upon launch. A workaround for this is to leave the class bla ...
Editor crash when attempting to access Window menu bar after compiling plugin through the editor
UE - Foundation - Cpp Tools - Plugin System - Jan 27, 2016The editor will crash if the Window menu button next to Edit is pressed after compiling a toolbar plugin through the editor and attempting to click/use it. ...
Editor crash when calling function that contains a local Map varaible
UE - Gameplay - Blueprint - Mar 20, 2017When a function contains a local map variable, calling the function causes the editor to crash. This only occurs is the map is defined at the function level, no crash occurs if the map is declared ...