This message normally appears when you have a form that is not finalized for Efiling. However, it could be related to your State return.
Try deleting your state and stepping through the interview again to re-populate it. I imagine you have passed both reviews? Here's How to Delete a State in TurboTax Desktop.
If you're using TurboTax Online, clear your Cache and Cookies and try Efiling again. Here's How to Delete a State in TurboTax Online.
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