We are trying to connect via HTTPS SSL Certicate are installed in our end and we are facing the below issue in logs

The connection gets closed the moment it gets opened

ttp-nio-8707-exec-8, handling exception: java.lang.NullPointerException
%% Invalidated: [Session-27, SSL_RSA_WITH_RC4_128_SHA]
http-nio-8707-exec-8, SEND TLSv1.2 ALERT: fatal, description = internal_error
http-nio-8707-exec-8, WRITE: TLSv1.2 Alert, length = 2
[Raw write]: length = 7
0000: 15 03 03 00 02 02 50 ......P
http-nio-8707-exec-8, called closeSocket()
http-nio-8707-exec-8, IOException in getSession(): javax.net.ssl.SSLException: java.lang.NullPointerException
http-nio-8707-exec-8, called close()

We have following things

1) created a new rule to do test connectivity

2) added debug in pyTestconnectivity to log more statements still not clairty

3)

Any help will be thank full