X-Git-Url: http://git.freeside.biz/gitweb/?a=blobdiff_plain;f=FS%2FFS%2Fcust_bill_pkg.pm;h=8d79ed587b6b04f8bb15d781fb89480fc972629b;hb=7f5e32275a5a2674fd1d220cd651b222b9831476;hp=267804b5c10bd48394da2426eed025f2e7d8ede6;hpb=cea0953f9c7b0d21843ae058e57a5d0d86098367;p=freeside.git

diff --git a/FS/FS/cust_bill_pkg.pm b/FS/FS/cust_bill_pkg.pm
index 267804b5c..8d79ed587 100644
--- a/FS/FS/cust_bill_pkg.pm
+++ b/FS/FS/cust_bill_pkg.pm
@@ -916,9 +916,9 @@ sub usage_classes {
 
     my %seen = ();
     foreach my $detail ( grep { ref($_) } @{$self->get('details')} ) {
-      $seen{ ref($detail) eq 'HASH'
+      $seen{ (ref($detail) eq 'HASH'
                ? $detail->{'classnum'}
-               : $detail->[3]
+               : $detail->[3]) || ''
            } = 1;
     }
     keys %seen;