Huge number of Duplication job is failing with Error code 83 (media open error)

Hi All ,

Here I am with new problem :)

Huge number of Duplication job is failing with Error code 83

Below is the Detailed Staus of the job.

03/04/2014 02:39:12 - requesting resource LCM_PD_###_123-456-789
03/04/2014 02:39:19 - begin Duplicate
03/04/2014 02:39:19 - granted resource LCM_PD_`_123-456-789
03/04/2014 02:39:19 - started process RUNCMD (13904)
03/04/2014 02:39:19 - ended process 0 (13904)
03/04/2014 02:39:20 - requesting resource PD_###_123-456-789
03/04/2014 02:39:20 - reserving resource @aaace
03/04/2014 02:39:30 - reserved resource @aaace
03/04/2014 02:39:30 - granted resource MediaID=@aaacg;DiskVolume=PureDiskVolume;DiskPool=###-cbs-spa01;Path=PureDiskVolume;StorageServer=###-cbs-spa01;MediaServer=123-456-789
03/04/2014 02:39:30 - granted resource PD_###_123-456-789
03/04/2014 02:39:31 - requesting resource @aaace
03/04/2014 02:39:32 - granted resource MediaID=@aaace;DiskVolume=PureDiskVolume;DiskPool=123-cbs-spa01;Path=PureDiskVolume;StorageServer=123-cbs-spa01;MediaServer=123-456-789
03/04/2014 02:39:34 - Info Duplicate(pid=13904) Initiating optimized duplication from @aaace to @aaacg      
03/04/2014 02:39:35 - Info bpdm(pid=18472) started            
03/04/2014 02:39:35 - started process bpdm (18472)
03/04/2014 02:39:35 - Info bpdm(pid=18472) requesting nbjm for media         
03/04/2014 02:39:52 - Critical bpdm(pid=18472) image open failed: error 2060018: file not found     
03/04/2014 02:39:52 - Info 123-456-789(pid=18472) StorageServer=PureDisk:###-cbs-spa01; Report=PDDO Stats for (###-cbs-spa01): scanned: 1 KB, CR sent: 0 KB, CR sent over FC: 0 KB, dedup: 100.0%
03/04/2014 02:39:53 - Error bpduplicate(pid=13904) host 123-456-789 backup id brwacpr001_1395871043 optimized duplication failed, media open error (83). 
03/04/2014 02:39:53 - Info 123-456-789(pid=18472) StorageServer=PureDisk:123-cbs-spa01; Report=PDDO Stats for (123-cbs-spa01): scanned: 1 KB, CR sent: 0 KB, CR sent over FC: 0 KB, dedup: 100.0%
03/04/2014 02:39:53 - Error bpduplicate(pid=13904) db_IMAGE() failed: images are in process (1519)      
03/04/2014 02:39:53 - Error bpduplicate(pid=13904) Duplicate of backupid brwacpr001_1395871043 failed, media open error (83).    
03/04/2014 02:39:53 - Error bpduplicate(pid=13904) Status = no images were successfully processed.      
03/04/2014 02:39:53 - end Duplicate; elapsed time: 00:00:34
media open error(83)

NOTE:     I have replace the name of DR server name as ### and live master name with 123-456-789 and 123
    

I am confused from where to start looking after this issue.