$mergereference is not always defined, so we should check it is
defined before checking its value.
Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>
my $recordObj1 = Koha::Authority->get_from_authid($authid[0]) || Koha::Authority->new();
my $recordObj2;
- if ($mergereference eq 'breeding') {
+ if (defined $mergereference && $mergereference eq 'breeding') {
$recordObj2 = Koha::Authority->get_from_breeding($authid[1]) || Koha::Authority->new();
} else {
$recordObj2 = Koha::Authority->get_from_authid($authid[1]) || Koha::Authority->new();