Cann't change library folder in de web based app

> I have migrate my Music library from a local extern HDD connected to the
> server (Windows Server 2022) with Squeezebox. When I change the folders
> in the Control panel (i.e. \\MEDIA_NAS\Music) and apply it will stand.
> But when I change the folders in the Webbased app after applying the
> field went empty.

If you're running LMS as a service then it doesn't run in your context.
Which means that the service probably needs your credentials to access
the NAS, but doesn't have them. You'd have to make sure LMS is running
as a service using your credentials. This can be configured from the
control panel.