Symptoms
When you cancel a backup task in Microsoft SQL Server, the server may crash. Additionally, you receive error messages that resemble the following in the SQL Server error log:
Error: 18210, Severity: 16, State: 1.
BackupIoRequest::ReportIoError: write failure on backup device file_path. Operating system error 64 (The specified network name is no longer available.).
Error: 3041, Severity: 16, State: 1.
BACKUP failed to complete the command BACKUP DATABASE database_name. Check the backup application log for detailed messages.
Error: 3634, Severity: 16, State: 2.
The operating system returned the error '64 (The specified network name is no longer available.)' while attempting 'DiskChangeFileSize' on file_path.
The operating system returned the error '64 (The specified network name is no longer available.)' while attempting 'DiskChangeFileSize' on file_path.
Resolution
This problem was first fixed in the following cumulative update 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:
Service pack information for SQL Server
This issue is fixed in the following service pack for SQL Server:
Service packs are cumulative. Each new service pack contains all the fixes that are in previous service packs, together with any new fixes. Our recommendation is to apply the latest service pack and the latest cumulative update for that service pack. You do not have to install a previous service pack before you install the latest service pack. Use Table 1 in the following article for finding more information about the latest service pack and latest cumulative update.
How to determine the version,edition and update level of SQL Server and its components
Status
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
References
Learn about the terminology Microsoft uses to describe software updates.
