@@ -, +, @@ 1) Head over to the "Circulation -> Renew" page. 2) Check intranet-error.log there will be a warning "Use of uninitialized value $barcode in substitution (s///) at /usr/share/koha/intranet/cgi-bin/circ/renew.pl line 47". 3) Apply the patch, refresh the "Renew" page. 4) Ensure that the new "use of uninitialized value" warnings didn't appear in the console. --- circ/renew.pl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/circ/renew.pl +++ a/circ/renew.pl @@ -42,7 +42,7 @@ my ( $template, $librarian, $cookie, $flags ) = get_template_and_user( my $schema = Koha::Database->new()->schema(); -my $barcode = $cgi->param('barcode'); +my $barcode = $cgi->param('barcode') // ''; my $unseen = $cgi->param('unseen') || 0; $barcode =~ s/^\s*|\s*$//g; # remove leading/trailing whitespae $barcode = barcodedecode($barcode) if( $barcode && C4::Context->preference('itemBarcodeInputFilter')); --