After 4 attempts at correction of the bogus error on Form 1116 I finally stumbled across this solution and it worked.
Changed the entry from "various" to 12/31/2020 and all is well!!!!
Thank you DJ.
This is the second obscure entry I have had to make on a TurboTax return to achieve acceptance. I am loosing confidence in the quality of the software and e-filing after decades of successful use.
