Cannot log into account

I cannot log in with correct credentials. I get an error message "We are unable to process your request at this time. Please try again later. If you continue to experience difficulty, call 1-800-472-2265 for further assistance."

If I purposefully use the wrong credentials, I get a different error message, "Oops! Either the Online ID or Password you entered is invalid. Please try again."

So the issue is with the website being unable to handle valid logins.