For' Join our community and 'About us', the user is not able to log in with credentials that have already been created.

Steps to reproduce:
1. click on the 'Join our community' button or 'About Us'.
2. Try to log in with the username and password that was created on signup.

Actual result: The page throws an error message saying invalid login details. 

Question: Are there another set of credentials to log in? Or is it the same log in details that the user  creates on sign up?