Getting a "Failed Validation" error message when trying to efile my Wisconsin State return using TurboTax Deluxe. I paid for the State efile. Super patch fixed Federal.

Try disabling anti-virus software.  Here's How to Turn Off Anti-Virus Programs.  Yes, it is strange that you had no issues Efiling your daughter's return.  Did she file a Wisconsin State Return also? 

You could also try deleting WI and loading it again.  

@peltonsr 

https://ttlc.intuit.com/turbotax-support/en-us/help-article/electronic-filing/state-install-e-file-update-[product key removed]lled-e/L0heOIxUQ_US_en_US

After following the steps in this article, I was able to successfully efile my State return