[Koha] 952 won't upload

Good morning, I have rewritten my 952 lines to match what is in Koha 3.0. I double checked that my MARC links for items are all set. When I upload a new batch of records and look at the MARC that is uploaded, there is no line 952. Any ideas would be gratefully appreciated. TIA Darla -- Darla Grediagin District Librarian Bering Strait School District Unalakleet, Alaska Web Address : http://bssdonline.org/course/view.php?id=51 Blog: http://aklibrarian1.edublogs.org/ OPAC: http://opac.bssd.org:8181/cgi-bin/koha/opac-search.pl