Please select My Info, then Province of Residence from the left side menu (≡). Continue through the pages and make sure you answer the question “Do you authorize the CRA to share your information with Elections Canada to update the National Register of Electors?” for both you and your spouse (if you have one).
Then you can select File > CRA Online Mail from the left side menu (≡) and continue on through there to try to NETFILE again.
