Strange the router shows you the password. Are you still able to access the internet because if there is an account problem, the router should be denied as well. I can't help with that error message. You could try that username and password via your mobile data (turn off wifi on the phone) and go to www.tpg.com.au and try to logon to your account. It might be more informative.   You can persist with the online chat or make a new post here with your question and include what you have just reported. ... View more