It is not recommended to delete or cancel any paychecks unless they are mistakenly created or you need to make changes to them. The purpose of the paycheck list is to keep track of paychecks you’ve run in the past. Here is a helpful article on how our payroll works: 

Resolution for 'cnce issue: 'For QB Online, cnce I print my paychecks successfully, do I delete them from the Paycheck List?' available: Yes.

The cnce issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the cnce issue yourself by looking for a resolution described in the article. If it is a complex cnce issue or you are unable to solve the issue, you may contact us by clicking here or by using other cnce support options.

For more information about resolving issues related to cnce in Quickbooks/QBO or to get support for the issue 'For QB Online, cnce I print my paychecks successfully, do I delete them from the Paycheck List?', click the link below: