Urgent - receiving "Error code: SSL_ERROR_NO_CYPHER_OVERLAP"


I keekp getting this error message and it is preventing me from getting on with my assignments. My workspace was working fine up until today. I have tried to rectify the problem in Chrome and firefox but the problem persists. It has been like this all day - i checked cloud 9 status and it said there were no issues. So I do not know what to do. I have closed all tabs, refreshed workspace , previews and browsers and nothing works. This is urgent please help. thanks. the message is belowL
Secure Connection Failed

An error occurred during a connection to ucd-resume-soliver1.c9users.io. Cannot communicate securely with peer: no common encryption algorithm(s). Error code: SSL_ERROR_NO_CYPHER_OVERLAP

The page you are trying to view cannot be shown because the authenticity of the received data could not be verified.