When you run the Hybrid Configuration wizard, you receive the following error message:
ERROR:Updating hybrid configuration failed with error 'System.Management.Automation.Remoting.PSRemotingTransportException: Processing data from remote server failed with the following error message: The user "<>/Users/Administrator" isn't assigned to any management roles. For more information, see the about_Remote_Troubleshooting Help topic.
The user account that you're using to run the Hybrid Configuration wizard doesn't have sufficient permissions.
You must be an Exchange administrator to run the Hybrid Configuration wizard. To resolve this problem, add the administrator account to the Domain Admins group or to another group whose permissions resemble those of the Domain Admins group.