
This error message occurs when PuTTY connects to a new SSH server. If you get an error message which is not listed in this chapter and which you don't understand, report it to us as a bug (see appendix B) and we will add documentation for it.ġ0.1 ‘The host key is not cached for this server’ We do not attempt to list all error messages here: there are many which should never occur, and some which should be self-explanatory.

This chapter lists a number of common error messages which PuTTY and its associated tools can produce, and explains what they mean in more detail.

10.6 ‘Remote side sent disconnect message type 2 (protocol error): "Too many authentication failures for root"’.10.5 ‘The first cipher supported by the server is.10.4 ‘SSH protocol version 2 required by our configuration but remote only provides (old, insecure) SSH-1’.10.3 ‘This server presented a certified host key which was signed by a different certification authority.10.2 ‘WARNING - POTENTIAL SECURITY BREACH!’.10.1 ‘The host key is not cached for this server’.
