No one can explain that to you, since no one at TurboTax can see your tax return or the letter you received from IL. Read your letter more carefully to see what it says, and provide more details. TurboTax does not receive any information about your return after you file it.
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
