We are using Exchange 2013<o:p></o:p>
Recently we got errors in OWA, MS Outlook when sending emails...<o:p></o:p>
You don't have permission to perform this action.<o:p></o:p>
Mails are stored in Draft map and won’t send.<o:p></o:p>
we have tried to recreate connectors and system mailboxes but without success.<o:p></o:p>
We created new Mailbox Database and new users are working properly...<o:p></o:p>
It is impossible to move mailboxes to new Database unfortunately...<o:p></o:p>
Please, help us... Any idies?<o:p></o:p>