Can you tell us the version you are currently running? You can view this on the settings page in newer versions or you will need to look in Programs a…

After doing a screen sharing the issue was because the account being used for the application pool and CloudPanel settings didn’t have rights to Excha…

Stefan, Are you working yet?

Did you get this working yet?

Deleting everything was an extremely long way around probably a simple issue. The 503 issue could of been from the application pool. Did you notice th…

Then your only option is to go in SQL and change the MailboxPlan column to 0 for all those users. You can bulk disable and enable with CloudPanel. Nex…

When you update Exchange it resets the Basic Authentication flag on the /powershell virtual directory. You will need to go back in Exchange and enable…

That error message is from Exchange and it is saying that the user is already mail enabled. So you have your CloudPanel out of sync. When you import u…

Then you will have to go into SQL and change the MailboxPlan to 0 for all the users. Probably should of disabled all with CloudPanel

I guess I’m not following… Did you disable all mailboxes and Exchange and now CloudPanel is out of sync because it doesn’t know you did that on the …

This access denied error is because the IIS application pool that CloudPanel is using isn’t running as a domain admin / user with exchange rights OR b…

The account needs to be part of the Exchange Organization management security group because it needs rights to enable, disable and modify all objects …

Stefan did you get this working? I haven’t heard back.

I’m going to mark this as solved since I haven’t heard back

No there is no option to modify the username / UserPrincipalName in bulk. Doing this would require all users to re-enter their new username and passwo…