Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via j2ssh by mschetanbiz
, 1 year ago
Username and password cannot be null\!
com.sshtools.j2ssh.authentication.AuthenticationProtocolException: Username and
password cannot be null\!	at com.sshtools.j2ssh.authentication.PasswordAuthenticationClient.authenticate(Unknown Source)	at com.sshtools.j2ssh.authentication.AuthenticationProtocolClient.authenticate(Unknown Source)	at com.sshtools.j2ssh.SshClient.authenticate(Unknown Source)	at jssh.connect(	at j.main(