did they try using retrieving it? If they cant get it, paper filing is your only option and I think they'll end up with a ID Verification letter, so that refund will be a long time coming.
https://www.irs.gov/identity-theft-fraud-scams/retrieve-your-ip-pin
♪♫•*¨*•.¸¸♥Lisa♥¸¸.•*¨*•♫♪
