The user isn't assigned to any management roles
Symptoms
When you scan an Exchange Online organization using the Microsoft Exchange Organization agent, you see the following error
Error executing PowerShell command 'Connect-ExchangeOnline'. The user "userid" isn't assigned to any management roles.
Cause
This can occur when the service principal has not been configured correctly in Exchange Online and has not been assigned any management roles.
Resolution
Follow the steps in the Service Principal (Certificate) section.