What error message do you get?

username: LeadArchitect

Password: password

Thanks

Hi Rath,

Thanks for reply. I tried with given credentials but it still doesn't open.

It doesn't give any error..when I click on the login button with the given credentials there is a blink in the screen and the same page is seen that's it. But its working with the other credentials.

Thanks

Did you delete away any Application rules, or Access Group rules in your exercise system? This will cause the problem you described. Please write to selfstudysupport@pega.com using the email address that you use to login to Pega Academy, and provide the exercise system URL.