You will see the following error message in H&R Block’s tax software if you accidentally entered your date of birth, the date of birth of your spouse or common-law partner, or the date of birth of your dependant as 2017:

The amount or date you entered is incorrect or not typed correctly. Please ensure you entered a valid entry or used the correct format. [error code: 135]

How do I fix this?

To correct your date of birth, go to the ABOUT YOU page on the GET STARTED tab. To correct your spouse’s or common-law partner’s date of birth or your dependant’s date of birth, go to the GET STARTED tab on the ABOUT YOUR SPOUSE or ABOUT YOUR DEPENDANT page, respectively.

Correct format: YYYY-MM-DD