Just to follow up, I did contact the 800 number yesterday and was helped by the person providing the online session. There is a problem in the TT software that has not been resolved in my case. We are waiting for tomorrow's update to attempt to delete the entire Sch B and then redo it. In addition, the return is now locked in that the software did so when I printed out a physical version as a backup. Somehow that will need to be fixed if I want to e-file, but that's the least of my concerns right now. If nothing works, I will have to buy some whiteout to erase that Yes response to the foreign asset question.
Not a good look for TT at the moment. I have been using this for over a decade and this is the first time that I have had a significant glitch that couldn't be fixed.
After tomorrow's update, clear your browser's cache and cookies before signing back into your account.
In addition, since you've only printed (and not mailed or e-filed) your return, you can go back in to continue working. The instructions in the following Help Article can offer assistance: I want to change a return I've printed, but haven't...