08904ba8__in_Ruby__Python_and_C_Clients__What_should_the_client_do_
[Error Code Received] LCB_AUTH_ERROR [What does it mean?] Authentication failed. Invalid username or password was provided [What should the client do?] 
Check the supplied username and password. Clients should retry with the correct username and password.
Handling Runtime Errors in Ruby, Python and C Clients
What should the client do?