订单页面，打开后提示错误信息，订单也不显示

订单页面，打开后提示错误信息，订单也不显示

{

   "status": 400,

   "msg": "Declaration of crmeb\\services\\upload\\storage\\Local::stream($fileContent, ?string $key = NULL) must be compatible with crmeb\\services\\upload\\BaseUpload::stream(string $fileContent, ?string $key = NULL)",

   "data": {

       "message": "Declaration of crmeb\\services\\upload\\storage\\Local::stream($fileContent, ?string $key = NULL) must be compatible with crmeb\\services\\upload\\BaseUpload::stream(string $fileContent, ?string $key = NULL)",

       "file": "D:\\phpstudy_pro\\WWW\\www.xxx.cc\\crmeb\\crmeb\\services\\upload\\storage\\Local.php",

       "line": 27,

       "trace": [

           {

               "function": "appShutdown",

               "class": "think\\initializer\\Error",

               "type": "->",

               "args": []

           }

       ],

       "previous": null

   }

}