This is normally caused by a cookie error. Use the Chrome browser and delete browser data for all time.
Sign into TurboTax on the Chrome browswer.
Delete the W-2 that had the doubled withholding
Type the W-2 in again manually.
Go to State and Delete the state return
Add the state again and go through all the screens in the state return until state review
Enter W-2 form
Clear Cache and Cookies on Chrome
