If you are a firt-time filer and had never filed for benefits before, you will not be able to Netfile the return. The only option is to paper file your return to the nearest CRA center:
https://www.canada.ca/en/revenue-agency/corporate/contact-information/where-mail-your-paper-t1-retur...
This link is for the online payment option:
https://turbotax.community.intuit.ca/community/after-you-file-questions/help/what-are-the-payment-op...
If you still have issues after following this process, please contact our support line: https://support.turbotax.intuit.ca/contact/
I hope this was helpful
