微信小程序连接workerman报错，请老师指导下。

在微信小程序开发工具中可以正常连接，但在手机上连接报错，workerman 版本是3.5.1 php版本是5.6.

----------------------- WORKERMAN -----------------------------
Workerman version:3.5.1          PHP version:5.6.27
------------------------ WORKERS -------------------------------
worker        listen                    processes status
none          websocket://0.0.0.0:1234   1        
----------------------------------------------------------------
Press Ctrl-C to quit. Start success.
PHP Warning:  stream_socket_enable_crypto(): SSL operation failed with code 1. O
penSSL Error messages:
error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown in C
:\phpStudy\WWW\YMF\NofityServer\Workerman\Connection\TcpConnection.php on line 5
39

Warning: stream_socket_enable_crypto(): SSL operation failed with code 1. OpenSS
L Error messages:
error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown in C
:\phpStudy\WWW\YMF\NofityServer\Workerman\Connection\TcpConnection.php on line 5
39

SSL Handshake fail.
Buffer:
PHP Warning:  stream_socket_enable_crypto(): SSL operation failed with code 1. O
penSSL Error messages:
error:14094416:SSL routines:ssl3_read_bytes:sslv3 alert certificate unknown in C
:\phpStudy\WWW\YMF\NofityServer\Workerman\Connection\TcpConnection.php on line 5
39