当前问题状况

1.验签都没问题。

2.调用接口返回的mweb_url进行跳转支付会提示“系统繁忙请稍后再试”

相关信息

商家订单编号:P403021149815

统一下单返回JSON：

{
    "device_info":"",
    "trade_type":"MWEB",
    "prepay_id":"wx28171531512997b4b6a4454b1749678400",
    "code_url":"",
    "mweb_url":"https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx28171531512997b4b6a4454b1749678400&package=2321104470",
    "appid":"wx8a0651b7622f05dd",
    "mch_id":"1601193892",
    "sub_appid":"",
    "sub_mch_id":"",
    "nonce_str":"f2IveBfFJhUvjgll",
    "sign":"94FDB6977613AB567B45689B883728CB",
    "result_code":"SUCCESS",
    "err_code":"",
    "err_code_des":"",
    "return_code":"SUCCESS",
    "return_msg":null,
    "ResultXml":"<xml>\r\n  <return_code><![CDATA[SUCCESS]]></return_code>\r\n  <return_msg><![CDATA[OK]]></return_msg>\r\n  <appid><![CDATA[wx8a0651b7622f05dd]]></appid>\r\n  <mch_id><![CDATA[1601193892]]></mch_id>\r\n  <nonce_str><![CDATA[f2IveBfFJhUvjgll]]></nonce_str>\r\n  <sign><![CDATA[94FDB6977613AB567B45689B883728CB]]></sign>\r\n  <result_code><![CDATA[SUCCESS]]></result_code>\r\n  <prepay_id><![CDATA[wx28171531512997b4b6a4454b1749678400]]></prepay_id>\r\n  <trade_type><![CDATA[MWEB]]></trade_type>\r\n  <mweb_url><![CDATA[https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx28171531512997b4b6a4454b1749678400&package=2321104470]]></mweb_url>\r\n</xml>"
}

微信支付跳转链接:

https://wx.tenpay.com/cgi-bin/mmpayweb-bin/checkmweb?prepay_id=wx28171531512997b4b6a4454b1749678400&package=2321104470&redirect_url=http%3a%2f%2ftest.datang1pin.cn