Backup fails with error 6646
Backup fails with the following error:
(6646) Unable to communicate with the server.
Workaround:
Run the backup operation again. The error might be because of the Azure Stack being overloaded.
Ransomware attackers specifically target and attempt to destroy backup systems to increase the probability of payment. Hardening your system is critical. Please ensure you have reviewed your platform security using the Security Hardening Checklist