4097错误，之前出现过，好像是密码错误。
测试用期货公司软件，手机APP都可以正常登陆，但就是vnstation连接就报错，且我在笔记本，云服务器平台上测试均登陆不上了。

Windows PowerShell
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PS C:\Users\Administrator>
PS C:\Users\Administrator> python -m vnstation
qt.network.ssl: QSslSocket: cannot resolve SSL_CTX_set_ciphersuites
qt.network.ssl: QSslSocket: cannot resolve SSL_set_psk_use_session_callback
qt.network.ssl: QSslSocket: cannot call unresolved function SSL_set_psk_use_session_callback
qt.network.ssl: QSslSocket: cannot call unresolved function SSL_set_psk_use_session_callback
qt.network.ssl: QSslSocket: cannot call unresolved function SSL_set_psk_use_session_callback
qt.network.ssl: QSslSocket: cannot call unresolved function SSL_set_psk_use_session_callback

这个报错是qt的底层提示，没有影响的，报4097错误的话，请确认是否连接了多个C++接口。

过一阵子，自己恢复了。