https://proconnect.intuit.com/community/lacerte-tax-discussions/discussion/can-not-login-to-my-2017-pro-series-basic-the-message-is-unable/01/28117/highlight/true
Solved: Can not login to my 2017 pro series basic, the mes... - Intuit Accountants Community
Solved: Can not login to my 2017 pro series basic, the message is " unable to validate your credentials "