Here is the information on doing the return https://accountants.intuit.com/support/en-us/help-article/corporation/create-consolidated-corporate-...

If you continue to have problems, reach out to support.  https://proconnect.intuit.com/support/en-us/help-article/taxation/contact-lacerte-help/L4c6BR3CZ_US_...

This forum is personned (my new replacement to manned) by other users and generally not by paid Lacerte employees. If you have specific issues, we can try to help.

I think you may not have added CA in Screen 1 top left. The REP is for the 1120 and the one state you paid for when you signed up. If you are a CA user, it should have included the CA. I am not real conversant with consolidated returns.