jenkins插件管理提示_jenkins插件管理提示“update information obtained：不可用ago”
jenkins插件管理遇到两个错误(1)插件管理页面提示：There were errors checking the update sites:IOException:Unable to tunnel through proxy.Proxy returins "HTTP/1.1 400"(2)插件管理页面提示：There were errors checking the update sites...
