This is almost certainly not a problem with PuTTY. If you see this
type of message, the first thing you should do is check your
-\e{server} configuration carefully. Also, read the PuTTY Event Log;
+\e{server} configuration carefully. Common errors include having
+the wrong permissions or ownership set on the public key or the
+user's home directory on the server. Also, read the PuTTY Event Log;
the server may have sent diagnostic messages explaining exactly what
problem it had with your setup.
abort}
This is a generic error produced by the Windows network code when it
-decides that your network connection is dead. For example, it might
+kills an established connection for some reason. For example, it might
happen if you pull the network cable out of the back of an
Ethernet-connected computer, or if Windows has any other similar
reason to believe the entire network has become unreachable.