+ # usually this doesn't matter. the two cases where it does are:
+ # 1. unused_credit_change + pkgpart change + setup fee on the new package
+ # and
+ # 2. (more importantly) changing a package before it's billed
+ $hash{'waive_setup'} = $self->waive_setup;
+
+ my $custnum = $self->custnum;
+ if ( $opt->{cust_main} ) {
+ my $cust_main = $opt->{cust_main};
+ unless ( $cust_main->custnum ) {
+ my $error = $cust_main->insert;
+ if ( $error ) {
+ $dbh->rollback if $oldAutoCommit;
+ return "inserting cust_main (transaction rolled back): $error";
+ }
+ }
+ $custnum = $cust_main->custnum;
+ }
+
+ $hash{'contactnum'} = $opt->{'contactnum'} if $opt->{'contactnum'};
+