use Modern::Perl;
use CGI qw ( -utf8 );
use C4::Context;
-use C4::Serials::Frequency;
-use C4::Auth qw/check_cookie_auth/;
+use C4::Serials::Frequency qw( GetSubscriptionFrequency );
+use C4::Auth qw( check_cookie_auth );
use JSON qw( to_json );
my $input=CGI->new;
my $frqid=$input->param("frequency_id");
-my ($auth_status, $sessionID) = check_cookie_auth($input->cookie('CGISESSID'), { serials => '*' });
+my ($auth_status) = check_cookie_auth($input->cookie('CGISESSID'), { serials => '*' });
if ($auth_status ne "ok") {
exit 0;
}