hi we are encountering some problem in MARC Biblio records, may be because of too many items with some of biblio records . Therefore I executed the perl script. ./sync_items_in_marc_bib.pl --run update the summary report is 3 bad Marc records. I would like to know. how to correct this corrupt records. and what precautions we should take records should not be corrupted because there are may deletion additions in biblio every day basu [root@dplcat maintenance]# ./sync_items_in_marc_bib.pl --run update ... processed 100 records ... processed 200 records processed 22100 records Could not retrieve bib 22480 from the database - record is corrupt. Could not processed 26800 records Could not retrieve bib 27209 from the database - record is corrupt.retrieve bib 22481 from the database - record is corrupt. processed 27900 records ... processed 28000 records ... processed 28100 records ... processed 28200 records ... processed 28300 records Embedded item synchronization report ------------------------------------ Number of bibs checked: 28354 Number of bibs modified: 28200 Number of item fields removed from bibs: 95800 Number of item fields added to bibs: 95801 Number of bibs with errors: 3 [root@dplcat maintenance]#