We are getting the below error. please check and provide the solution ASAP.
Job Name: Monthly backup duplicate
Job Completion Status :-
Job ended: Thursday, January 08, 2015 at 10:07:04 AM
Completed status: Failed
Final error: 0xe0000602 - A query for media on which the data set being read is continued was unsuccessful. Ensure that all media in the family have been inventoried and cataloged.
Final error category: Backup Media Errors
For additional information regarding this error refer to link V-79-57344-1538
Click an error below to locate it in the job log
Duplicate- \\EFRONT01LP.Landmark.com\System?StateThe query for media sequence number 246 of this media family was unsuccessful.
Ensure that all media in the family have been inventoried and cataloged.
V-79-57344-65072 - The connection to target system has been lost. Backup set canceled.