Script-IDE is a plugin for Godot. It transforms the Script UI into an IDE like UI. Tabs are used for navigating between scripts. The default Outline got an overhaul and now shows all members of the script (not just methods) with unique icons for faster navigation.
My plugin does not change anything FileSystem related, so this seems odd. Could you upload a Video of it? My guess is that this might be Godot bug instead.
In Godot 4.3 stable, when I right-click a folder in Script-IDE's (Default) view, clicking any of the "create" options give the wrong result:
Please let me know if there's any other info I can provide to help troubleshoot. Thanks!