@tdesimone
Were both machines Windows or both Macs?
In any case, if you're entering it using "copy and paste", try entering it manually. If you were entering it manually, try using "copy and paste."
If Error 605 continues with the correct code, then the code is likely now invalid. Here's how to phone TurboTax Support.
Support hours are currently 5AM-9PM Pacific, every day this time of year.
FAQ: What is the TurboTax phone number?
https://ttlc.intuit.com/turbotax-support/en-us/help-article/account-management/turbotax-phone-number...
