获取小程序全局唯一后台接口调用凭据(access_token),数据返回-1?
请求地址:GET https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET
数据返回:[errcode] => -1,[errmsg] => system error rid: 5f421dc6-09b3bf50-2fb8b616