Give as much information as you can. You are asking other users. Maybe this will do it.

https://accountants.intuit.com/community/proconnect-tax-discussions/discussion/1120s-critical-diagno...

Often using Google will get you a much quicker answer than here.

https://www.google.com/search?q=critical+diagnostic%3A+location+of+record+missing+proconnect+tax+onl...

Hi @SeattleSeahawks , if you have not resolved the diagnostic, please look at the end and there should be a diagnostic number.  If you post that here I would be happy to give you the steps to resolve the diagnostic.  You can also give us a call at Proconnect Support for immediate assistance.