A full or corrupted cache can cause problems in TurboTax, sometimes you need to clear your cache (that is, remove these temporary files).
For stuck information follow these steps:
Online version:
Desktop version:
Yeah, that was a problem for some folks earlier this year.
I'm trying to remember if it was just the Desktop software or not....I think it was only Desktop software.
I "seem" to recall, that by deleting the empty SSA worksheet that was in the file (Forms Mode), that allowed the person to proceed.
(but could be wrong)