Dear all i just updated koha ver.3.00.02.012 to 3.01.00.061 following problem 1) Add MARC link is not available when i Cataloging > Authorities > New Authority fill data following Error is comming and z39.50 Search is not avalible Koha error The following fatal error has occurred: Can't call method "field" on an undefined value at /home/koha/intranet/cgi-bin/authorities/detail.pl line 332. Apache Server version: Apache/2.2.12 (Ubuntu) Server built: Mar 9 2010 21:20:44 Koha 3.01.00.061 Koha DB 3.0100061 MySQL mysql Ver 14.14 Distrib 5.1.37, for debian-linux-gnu (i486) using EditLine wrapper OS Linux vikas-desktop 2.6.31-21-generic #59-Ubuntu SMP Wed Mar 24 07:28:56 UTC 2010 i686 Perl 5.010000 2) When i search books in Catalog i try to click edit batten this is disable can anyone suggest what the problem might be? Vikas Salunkhe