If a Cross-region, Cross-account DR fails, please download the logs and search for the following error:
ERROR: start_copy_region(.\cpmserver\cpm\dr_volume.py:<Line Number>) Volume DR copy snapshot failed for region <Region Name>, snapshot snap-<Snap Number> (to DR account). Reason: Failed adding share permission to snapshot snap-<Snap Number (original volume: vol-<Volume Number>) Failed. Reason: Request has expired. (RequestExpired)
Similar error may fail a backup:
ERROR: get_object(connection.py:1203) <?xml version="1.0" encoding="UTF-8"?>
<Response><Errors><Error><Code>RequestExpired</Code><Message>Request has expired. Timestamp date is 2017-1-17T04:01:18Z</Message></Error></Errors><RequestID>01234567-89AB-CDEF-0123-456789ABCDEF</RequestID></Response>
ERROR: backup_function(n2wsoftware\cpmagent\agent.py:1473) Failing since backup function caught an exception for policy DailyPolicy, schedule Daily, retry: 0. Exception: EC2ResponseError: 400 Bad Request
<?xml version="1.0" encoding="UTF-8"?>
If you have found the above error, please upgrade to latest 2.X.X version to resolve it.
Reference defect number - 1d847fb86a, fixed in 2.1.2