#get issued items ....
my ($issues) = GetPendingIssues($borrowernumber);
-my @issue_list = sort { $b->{'date_due'} cmp $a->{'date_due'} } @$issues;
+my @issue_list = sort { $b->{'date_due'} cmp $a->{'date_due'} } @$issues if ($issues);
my $count = 0;
my $toggle = 0;