Assuming you are using TurboTax Online, please see the steps in the following links to clear your cache and cookies.
How do I delete cookies?
How to clear your cache
Once you have followed the steps in the links above, try logging back into TurboTax and try to submit your taxes again.
If you are using the desktop version of the software, try the following to update your software
- Select the Online menu at the top
- Then select Check for Updates.
Please comment if this does not resolve your issue.
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