Symptoms
When you back up your databases to Azure Page Blobs by using BackuptoURL statements, you may receive an error message that resembles the following:
Date and time: DateTime
Command: BACKUP LOG [SAMPLEDB] TO URL = N'UrlPath' WITH CHECKSUM, NO_COMPRESSION, CREDENTIAL = N'CredentialName'
Msg 3271, Level 16, State 1, Server ServerName, Line LineNumber
A nonrecoverable I/O error occurred on file FilePath Backup to URL received an exception from the remote endpoint. Exception Message: The remote server returned an error: (409) Conflict..
Msg 3013, Level 16, State 1, Server ServerName, Line LineNumber
BACKUP LOG is terminating abnormally.
Outcome: Failed
Duration: DurationTime
Date and time: DateTime
Note The issue affects Microsoft SQL Server2014, 2016 and 2017 versions. When the fix becomes available for these versions ,this KB will be updated with the relevant information.
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
Resolution
This issue is fixed in the following cumulative updates for SQL Server:
About cumulative updates for SQL Server:
Each new cumulative update for SQL Server contains all the hotfixes and all the security fixes that were included with the previous cumulative update. Check out the latest cumulative updates for SQL Server:
References
Learn about the terminology that Microsoft uses to describe software updates.
