check reserved addresses

zimbraAddressAvailable.php

@@ -36,7 +36,7 @@ if(!filter_var($accountName, FILTER_VALIDATE_EMAIL)) {
 $zmAuthPIDs = array();
 $zmAuthPIDsObj = Capsule::table('tblproducts')
 	->select('id')
-	->where('gid', 'IN', [1,3,8])
+	->where('gid', array(1,3,8))
 	->get()
 	->toArray();
 foreach ($zmAuthPIDsObj as $zmAuthPID) {