fix

code/app/model/MongoModel.php

@@ -5,7 +5,6 @@ declare(strict_types=1);
 namespace app\model;
 
 use db\mongo\MongoBase;
-use ddl\DDLManage;
 use MongoDB\Collection;
 use think\facade\Cache;
 
@@ -35,8 +34,6 @@ abstract class MongoModel
      */
     public function __construct()
     {
-        DDLManage::load('MongoBase');
-
         $this->MongoBase = MongoBase::getInstance();
     }