Just to be sure - Have you done the setup in Options? https://proconnect.intuit.com/community/lacerte-tax-discussions/discussion/how-do-i-print-return-in-...
Try the new Lacerte Tool Hub https://proconnect.intuit.com/community/help-articles/help/fix-common-problems-and-errors-with-the-l... The FORCE options fixes most kerfuffles.
