Hi b_burgess,

Thanks for coming back with additional details.

Since you're getting an error when voiding a paycheque, we need to pull up your payroll account to help you do it. Please contact so our payroll support team can help you further.

1. Go to this link: https://help.quickbooks.intuit.com/en_CA/contact.
2. Select QuickBooks Online.
3. Select Payroll then Employees.
4. Click on Get Phone Number, Send Email, or Start a Chat. 

If you need anything else, please post them here.