I can’t access my Multi-Factor Authentication right now and need to submit an assignment in Canvas, what can I do? I can’t access my Multi-Factor Authentication right now and need to submit an assignment in Canvas, what can I do? Please submit an IT ticket to the CR Help Desk ticketing system. If this occurs after hours or during the weekend, your ticket will be addressed the next business day. Please provide your full name, ID number and a way to reach you. You can call IT by dialing (707) 476-4160 for more immediate service. Notify your instructor by email that you are locked out of your account and see if there are other ways to submit your assignments.