$[$ x $]$ chat$\_005.$ Expect client to not restart after a failed log in attempt Failed! The list of tags is RI$1$ RT$7$ RA$6$

Your client did not start or connected to a wrong server port

$[$ x $]$ chat$\_006.$ Log in with busy server, expect failure, and shut client down gracefully Failed! The list of tags is RI$1$ RT$7$ RI$6$

Error message is unexpected output at step logging into busy server!

Expected output:

Cannot log in$.$ The server is full!

Actual output $($the last printed line$)$:

Successfully logged in as WkRyHGQn$!$

Total program output:

Welcome to Chat Client. Enter your login:

WkRyHGQn

Successfully logged in as WkRyHGQn$!$

I am getting this two error from my chat client code. And they send give this approach which is shown in below

message:BUSY

sent by:server

description:Sent during handshake if the user cannot log in because the maximum number of clients has been reached

Which approach should I use to fix these error?