edit

lib/Manage.php

@@ -45,6 +45,10 @@ class Manage
             Dever::db('area/city')->updateLevel(array('where_level_id' => $id, 'set_level_id' => -1));
             $city = explode('、', $city);
             foreach ($city as $k => $v) {
+                $v = trim($v);
+                if (!$v) {
+                    continue;
+                }
                 $w['name'] = $v;
                 $source = Dever::db('area/city')->getOne($w);
                 if ($source) {