Please try uninstalling & reinstalling the program using the download from our website. It will not delete any of you saved returns.
This FAQ tells you how to uninstall TurboTax CD/Download: https://turbotax.community.intuit.ca/community/navigating-turbotax/help/how-do-i-uninstall-turbotax-from-my-computer/00/873416
This FAQ tells you how to install TurboTax CD/Download: https://turbotax.community.intuit.ca/community/product-information/help/how-do-i-install-turbotax-for-the-current-tax-year-after-i-download-it-from-the-internet/00/873710
If you are still having issues, please contact our phone support for further assistance. You can get the correct number by using this form: https://support.turbotax.intuit.ca/contact/