Get your taxes done using TurboTax

The initial workaround provided in the first comment of this thread did not work for me.  I am using the online version and am also getting a rejection when filing.  When I go view the 8915-F form, I see this:

I suspect the issue is because TurboTax is inserting "none" for item C and it should be completely blank.  How can I correct this using the online version of TurboTax?