If you're trying to import your W-2, it's likely related to a known issue that is being investigated. Sorry for the inconvenience. See the TurboTax FAQ below for more info and to sign up to be updated on progress.
https://ttlc.intuit.com/replies/6474297
*** I am NOT a tax expert. I am a seasoned TurboTax user, and volunteer to provide assistance to TT users. Nothing I post is to be considered TAX ADVICE; I bear no legal liability for responses.***
