TT#62866 find created reg. if domain is NULL

Change-Id: I6cf1387fd290ca1b8f3f8d27e7b5b1c3cb6150d3
(cherry picked from commit 78f0bfa232)

lib/NGCP/Panel/Role/API/SubscriberRegistrations.pm

@@ -18,13 +18,13 @@ sub _item_rs {
     my $item_rs = $c->model('DB')->resultset('location');
     if($c->user->roles eq "admin") {
         $item_rs = $item_rs->search({
-            
+
         },{
             join => { 'kam_subscriber' => 'provisioning_voip_subscriber'},
         });
     } elsif($c->user->roles eq "reseller") {
-        $item_rs = $item_rs->search({ 
-            'contact.reseller_id' => $c->user->reseller_id 
+        $item_rs = $item_rs->search({
+            'contact.reseller_id' => $c->user->reseller_id
         },{
             join => { 'kam_subscriber' => 'provisioning_voip_subscriber' => { 'voip_subscriber' => { 'contract' => 'contact' }}},
         });
@@ -90,7 +90,7 @@ sub resource_from_item {
 
 sub item_by_id {
     my ($self, $c, $id) = @_;
-    
+
     my $item_rs = $self->item_rs($c);
     return $item_rs->find($id);
 }
@@ -136,7 +136,10 @@ sub _item_by_aor {
     return $self->item_rs($c)->search({
         'me.contact'  => $contact,
         'me.username' => $sub->provisioning_voip_subscriber->username,
-        'me.domain'   => $sub->provisioning_voip_subscriber->domain->domain,
+        '-or' => [
+                'me.domain'   => $sub->provisioning_voip_subscriber->domain->domain,
+                'me.domain'   => undef,
+            ],
     })->first;
 }