https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=30025 --- Comment #34 from Marcel de Rooy <m.de.rooy@rijksmuseum.nl> --- my $biblio_adds_authorities = C4::Context->preference('BiblioAddsAuthorities'); # Do you stuffs here $dbh->do(q{ INSERT IGNORE INTO systempreferences ( `variable`, `value`, `options`, `explanation`, `type` ) VALUES ('RequireChoosingExistingAuthority',?,NULL,'Require selecting existing authority entry in controlled fields during cataloging.','YesNo'), ('AutoLinkBiblios',?,NULL,'If enabled, link biblio to authorities on creation and edit','YesNo') },undef,($biblio_adds_authorities eq '1' ? '0' : '1', $biblio_adds_authorities)); Use of uninitialized value $biblio_adds_authorities in string eq at /usr/share/koha/installer/data/mysql/db_revs/220600047.pl line 11. -- You are receiving this mail because: You are watching all bug changes.