There is this Desktop efile error FAQ. I don't know what it means. It is interesting and might apply to multiple installs? Don't know if that means on the same computer or what? So does this mean you can efile more? Kind of sounds like it.
https://ttlc.intuit.com/community/tax-topics/help/why-does-turbotax-desktop-for-windows-say-i-ve-rea...
