Exchange OAuth authentication couldn't find any accepted domains in your on-premises organization. Verify you've configured at least one on-premises accepted domain.
Exchange HCW: Check for 'Upgrade Hybrid Configuration from Exchange 2010 No Inbound connector found at the tenant' error ...
Exchange hybrid setup needs to connect to your Office 365 tenant to complete the OAuth authentication configuration process. ...
Exchange Hybrid setup requires a connection to an Exchange 2010, 2013 or 2016 server in your environment to perform management ...
Exchange OAuth authentication couldn't find a thumbprint for the authorization certificate in your on-premises organization. ...
Exchange OAuth authentication couldn't find any accepted domains in your on-premises organization. Verify you've configured ...
Exchange OAuth authentication couldn't find the authorization certificate with thumbprint {0} in your on-premises organization. ...
Exchange OAuth authentication couldn't find the Exchange Online partner application in your on-premises organization. Use ...
Exchange object '{1}' of class '{0}' was found in the 'LostAndFoundConfig' container. Reliability problems may occur if attempts ...
Exchange Online (Plan 2) transition offer (2 years, without additional charge) for Exchange Hosted Archive to Exchange Online ...