Since we can't see your return in this forum, nor can we know your computer configuration, it's difficult to diagnose your particular problem. If you Contact TurboTax Support, they can get into your computer for more individualized trouble-shooting. If you can be more specific about the error you receive when trying to Efile, we'll try to help.
If you can't Efile your Federal/State together, one user suggested Efiling Federal first, then state. Here's more info on Filing Federal and State Returns Separately.
You could also try Deleting Your State and step through the interview to re-populate it. Here's How to Delete a State in TurboTax Online and How to Delete a State in TurboTax Desktop.
It's important that both Windows and TurboTax are up to date, and that all anti-virus software is temporarily disabled (including modem), if you're having issues. Here's how to do a
Manual Update for TurboTax Desktop.
By the way, we are not bots in this forum.
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