Unable to contact the DPM server. The specified server does not exist or is not compatible with the Data Protection Manager ...

Unable to contact the DPM server. The specified server does not exist or is not compatible with the Data Protection Manager Client.
Recommendation:
1. Make sure that the DPM server name is spelt correctly.
2. The Windows firewall on the DPM server may be blocking recovery requests. Contact your DPM administrator to check the firewall settings.
3. Obtain any required DPM Client updates.

Unable to check whether DPM Central Console Management Packs have been imported to the Operations Manager Server. Make sure ... Unable to configure local Windows account in the system. The operation is allowed only on the primary domain controller for ... Unable to connect to the database because of a fatal database error. It is unlikely that the database itself has been damaged. ... Unable to connect to the System Center Data Access service. Verify that the System Center Data Access service is running ... Unable to contact the DPM server. The specified server does not exist or is not compatible with the Data Protection Manager ... Unable to find certificate with the thumbprint %InputParameterTag; on the personal machine store of machine %MachineName;. ... Unable to get a response from the Windows Azure Online Backup Agent on this server. This may be because the Windows Azure ... Unable to get a response from the Windows Service Microsoft Cloud Backup Engine on this server. This may be because the Microsoft ... Unable to load the Operations Manager Server SDK assembly. Make sure that Operations Manager Server is installed on this ...