修改

catch/hydraulic/controller/Maintenance.php

@@ -5,7 +5,7 @@ namespace catchAdmin\hydraulic\controller;
 use catcher\base\CatchRequest as Request;
 use catcher\CatchResponse;
 use catcher\base\CatchController;
-use catchAdmin\hydraulic\model\maintenanceMapper as maintenanceModel;
+use catchAdmin\hydraulic\model\MaintenanceMapper as maintenanceModel;
 use catcher\base\CatchRequest;
 use think\facade\Db;