1、现象
Go下载模块提示连接失败
dial tcp 142.251.42.241:443: connectex: A connection attempt failed because the connected party did not properly respond after a period
of time, or established connection failed because connected host has failed to respond.
2、解决办法
①查看go env中的GOSUMDB变量
go env
②关闭GOSUMDB
go env -w GOSUMDB=off
③设置代理为https://goproxy.cn,direct
go env -w GOPROXY=https://goproxy.cn,direct
④再次下载
