Welcome to the Community. Being able to run payroll is essential to ensure that your employees are paid. QuickBooks Online Payroll is a great program that gives you the ability to pay your employees and track your payroll remittances. I'd be glad to point you in the right direction regarding the employer portion of CPP.
Based on what you've described, I encourage you to reach to our customer support team. They'll be able to verify your account details in a secure setting to help you with this. Here are the options available for contacting our team.
Phone: Call us at 1-855-253-1536
Schedule a Callback or start a Chat: click (?)Help in the upper right in QuickBooks Online > type and enter "Contact support" into the QB Assistant > click Contact Us > explain your situation > click Let's Talk > choose Get a callback or Start a Chat.