If you filed real late in the year, such as November 2018 or later, you can try using an AGI of 0 (zero).
Are you saying you can't get a 2017 IRS transcript?
<a rel="nofollow" target="_blank" href="http://www.irs.gov/Individuals/Get-Transcript">http://www.irs.gov/Individuals/Get-Transcript</a>
How was your 2017 return prepared? If prepared in Online TurboTax, why can you not download/print it?
There may also be a link in the "Your Tax Returns & Documents" section, that says "View adjusted gross income."
Also see this FAQ:
<a rel="nofollow" target="_blank" href="https://ttlc.intuit.com/questions/1900840-how-do-i-find-last-year-s-agi">https://ttlc.intuit.com/que...>
The only place to reliably get last year's AGI is from your originally-filed, unamended 2017 tax return copy or an official IRS transcript.
The IRS requires your AGI for identity verification.
Please review the following TurboTax FAQ on locating your previous year's AGI:
Please see the TurboTax FAQ below for more information on your rejected AGI: https://ttlc.intuit.com/replies/5595742
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