has checked the following:
wx.chooseCard:
excuse me, has anyone encountered it? Thank you!
check whether your IP is in the IP whitelist of Wechat official account
Wechat developer tool does not evoke permissions
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now I have two servers An and B. the code on both servers is exactly the same. Jsapi_ticket writes cache in the case that there is no cache on both servers, server A fetches jsapi_ticket and caches locally, and server B also gets jsapi_ticket and cache...