Error Message:

Are you sure you want to disconnect the user user name connected to the Macintosh-Accessible volume name ?

Explanation:

The user could lose any unsaved data.

User Action:

Use Server Manager or File Manager to send a disconnect message to the specified user. In using either manager, select the MacFile menu. In Server Manager, select Send Message. In File Manager, select View/Modify Volumes and then select Send Message.