fix ajax dms

app/Http/Controllers/DS/DealerController.php

 
 			$address = ''; $name = '';
 			if($f->type_application == 'R'){
-				$address = $f->Subscriber->building_name;
-				$name = $f->Subscriber->name;
+				if (!empty($f->Subscriber->building_name)){
+					$address = $f->Subscriber->building_name;
+					$name = $f->Subscriber->name;
+				}
 			}else if($f->type_application == 'B'){
 				$address = '-';
 				$name = $f->Subscriber->company_name;