客户端可以正常上传下载文件，就是不能同步。在内网使用时一切正常，外网通过socks5代理访问就会出这样的问题。以下是错误日志：
[01/08/17 17:50:12] clone-mgr.c(819): Transition clone state for 92538cd4 from [connect] to [connect].
[01/08/17 17:50:12] http-tx-mgr.c(707): libcurl failed to GET http://evolution.ibcas.ac.cn:8082/protocol-version: Failure when receiving data from the peer.
[01/08/17 17:50:12] clone-mgr.c(819): Transition clone state for b1865448 from [connect] to [connect].