LDAP login external storage with Log-in credentials, save in database, not works

  1. Create a SMB external storage
    2 .Use Log-in credentials, save in database

Expected behaviour

WEB UI open the folder

Actual behaviour

Folder not open, give mount error, If use used entered, save in session, it works

Server configuration

Operating system:
Ubuntu 20

PHP version:

Nextcloud version: (see Nextcloud admin page)

Updated from an older Nextcloud/ownCloud or fresh install:
Upgrade from 18 to 19 to 20

Where did you install Nextcloud from:
Hannson IT VM compilation