If I am understanding your post correctly, you need to add a new company (Schedule C) since there was no entry for your new LLC in the 2019 program (as a result, there was nothing to transfer in).
There is community dedicated to QuickBooks community (link below) so you might want to direct your question that a related to that software on that board.
https://quickbooks.intuit.com/learn-support/us-quickbooks-community/misc/03/community-us
