[UE5 5.0.3] Editor Lock-Up for certain actions.

I have an issue where the editor locks up for about ten seconds when performing certain actions. I’ll list some of these actions,

  1. Changing any of the viewport settings such as snapping or camera speed.
  2. When right clicking certain things and hovering over certain context menu items in the editor.

These “lock ups” don’t seem to happen unless I do one of those actions. When I change the camera speed or other viewport options it happens every single time with 100% consistency and the editor becomes unresponsive for about 10 seconds.

Has anyone else experienced this? Any solutions? I just tried to ignore it at first but I can’t continue anymore like this because I’m working on physics bodies and I’m opening up context menus a lot. Every time I try to open a context menu it locks for 10 seconds and then another 10 seconds and then another and so on.

Help would be greatly appreciated. I will buy you a beer and/or pizza and have it Uberd to your home in exchange for the secret to fixing this.

EDIT:
The actual game runs fine. There’s no stuttering or performance issues. The lock ups only happen when doing things in the editor.

Oh and this happens even in fresh projects. The one I’m working in now just has a single character and some widgets I’ve been building.

If it’s not doing some heavy synchronous action you mind find an error in the log. Often when something bad happens it halts, be it for seconds or minutes to gather info for the logger. Right clicks on context menus are pretty slow but I noticed improvements on newer versions (5.1.1) either that or I am getting used to how slow this is compared to UE4. Also, since UE5 the opening of assets and sometimes even scanning for assets (datatable handles) is a very slow sync operation for some reason.

This is everything that happened after I simply clicked the camera speed slider. Changing from 2 to 1.

[2023.06.01-09.54.29:326][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Editor.ini’, retrying in .5s…
[2023.06.01-09.54.29:828][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Editor.ini’.
[2023.06.01-09.54.29:835][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/EditorPerProjectUserSettings.ini’, retrying in .5s…
[2023.06.01-09.54.30:336][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/EditorPerProjectUserSettings.ini’.
[2023.06.01-09.54.30:337][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Compat.ini’, retrying in .5s…
[2023.06.01-09.54.30:838][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Compat.ini’.
[2023.06.01-09.54.30:839][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Lightmass.ini’, retrying in .5s…
[2023.06.01-09.54.31:340][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Lightmass.ini’.
[2023.06.01-09.54.31:341][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/ControlRig.ini’, retrying in .5s…
[2023.06.01-09.54.31:843][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/ControlRig.ini’.
[2023.06.01-09.54.31:844][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Paper2D.ini’, retrying in .5s…
[2023.06.01-09.54.32:345][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Paper2D.ini’.
[2023.06.01-09.54.32:346][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/EditorScriptingUtilities.ini’, retrying in .5s…
[2023.06.01-09.54.32:847][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/EditorScriptingUtilities.ini’.
[2023.06.01-09.54.32:847][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/VariantManagerContent.ini’, retrying in .5s…
[2023.06.01-09.54.33:349][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/VariantManagerContent.ini’.
[2023.06.01-09.54.33:349][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Niagara.ini’, retrying in .5s…
[2023.06.01-09.54.33:849][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Niagara.ini’.
[2023.06.01-09.54.33:850][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/TraceDataFilters.ini’, retrying in .5s…
[2023.06.01-09.54.34:351][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/TraceDataFilters.ini’.
[2023.06.01-09.54.34:351][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/FullBodyIK.ini’, retrying in .5s…
[2023.06.01-09.54.34:852][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/FullBodyIK.ini’.
[2023.06.01-09.54.34:852][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/HairStrands.ini’, retrying in .5s…
[2023.06.01-09.54.35:354][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/HairStrands.ini’.
[2023.06.01-09.54.35:355][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Synthesis.ini’, retrying in .5s…
[2023.06.01-09.54.35:856][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Synthesis.ini’.
[2023.06.01-09.54.35:857][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/SourceControlSettings.ini’, retrying in .5s…
[2023.06.01-09.54.36:358][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/SourceControlSettings.ini’.
[2023.06.01-09.54.36:360][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Engine.ini’, retrying in .5s…
[2023.06.01-09.54.36:861][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Engine.ini’.
[2023.06.01-09.54.36:862][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Game.ini’, retrying in .5s…
[2023.06.01-09.54.37:363][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Game.ini’.
[2023.06.01-09.54.37:364][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Input.ini’, retrying in .5s…
[2023.06.01-09.54.37:866][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Input.ini’.
[2023.06.01-09.54.37:867][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/DeviceProfiles.ini’, retrying in .5s…
[2023.06.01-09.54.38:368][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/DeviceProfiles.ini’.
[2023.06.01-09.54.38:368][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/GameUserSettings.ini’, retrying in .5s…
[2023.06.01-09.54.38:869][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/GameUserSettings.ini’.
[2023.06.01-09.54.38:869][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Scalability.ini’, retrying in .5s…
[2023.06.01-09.54.39:371][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Scalability.ini’.
[2023.06.01-09.54.39:371][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/RuntimeOptions.ini’, retrying in .5s…
[2023.06.01-09.54.39:872][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/RuntimeOptions.ini’.
[2023.06.01-09.54.39:873][916]LogFileManager: Warning: DeleteFile was unable to delete ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Hardware.ini’, retrying in .5s…
[2023.06.01-09.54.40:374][916]LogFileManager: Error: Error deleting file ‘C:/Users/Sean/Documents/Unreal Projects/AliusMundus/Saved/Config/WindowsEditor/Hardware.ini’.

The problem was those files in the log were marked as read only. I set them as editable and the lock up no longer occurs. What kind of pizza do you like?

1 Like

Happy you found the issue so quickly :). I don’t think there is an uber anywhere near haha but thanks :).