Unfortunately, this error indicates that you'll need to print and mail your return.
Please see the TurboTax Help article “Transmission Error: 601ERRV:? RT-10 - ?:?-Siteprepfee in RT doesn't match OPR total” for additional information.
Also, see "How do I print and mail my return in TurboTax Online?" or "How do I print and mail a return in the TurboTax for Windows CD/Download software?" as appropriate for the instructions on filing your return by mail.
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