protect set_usage and reset_usage here, too

diff --git a/httemplate/misc/process/recharge_svc.html b/httemplate/misc/process/recharge_svc.html
index 5f68bf1..b56f8a2 100755 (executable)
--- a/httemplate/misc/process/recharge_svc.html
+++ b/httemplate/misc/process/recharge_svc.html
@@ -62,6 +62,7 @@ unless ($error) {
     $error = $cust_main->charge($amount, "Recharge " . $svc_acct->label,
                                 $description, $part_pkg->taxclass);
 
+    $error ||= "invalid $_" foreach grep { $rhash{$_} !~ /^\d*$/ } keys %rhash;
     if ($part_pkg->option('recharge_reset', 1)) {
       $error ||= $svc_acct->set_usage(\%rhash, 'null' => 1);
     }else{