One reason your return can't be e filed right now is that it might have a form that is not available for efiling. You can visit the following TurboTax help article to see if any of your forms are currently unavailable.
If all of your forms are available then you can try the following:
If you continue having issues you can check some of our common solutions. If your tax return can't be e-filed for some reason, TurboTax will let you know. If you are using TurboTax Desktop, you will need to correct your return and/or update your program by following the onscreen instructions.
Contact us again and give us more details if your issue continues.