In members/readingrec.pl: 112 my $oc = $patron->old_checkouts( 113 {}, 114 { 115 order_by => 'date_due desc', 116 prefetch => { item => { biblio => 'biblioitems' } }, 117 } 118 )->as_list; old_checkout does not take any argument, is a ->search missing ? order_by syntax looks obsolete too https://metacpan.org/pod/DBIx::Class::ResultSet#order_by