check reserved addresses

zimbraAddressAvailable.php

@@ -42,7 +42,7 @@ $zmAuthPIDsObj = Capsule::table('tblproducts')
 foreach ($zmAuthPIDsObj as $zmAuthPID) {
 	array_push($zmAuthPIDs, $zmAuthPID->id);
 }
-$hostingID = array();
+$hostingIDs = array();
 $hostingIDsObj = Capsule::table('tblhosting')
 	->select('id')
 	->where('packageid', $zmAuthPIDs)