Prevent bookings without an assigned customer on the Admin Panel

This rule prevents admins from creating bookings if they don't select a customer before saving them on the Admin Panel.


  1. Log in to dashboard.nexudus.com if you aren't already.

  2. Click Add rule

  3. Click on Manual entry

  4. Name your validation rule.

  5. Add a Description for your rule to let other admins know what it does at a glance.

  6. Toggle on This rule is active.

  7. Select Bookings in the Record type.

  8. Add the Error message to display if the validation rule is not met.

  9. Add the following code snippet to the Formula field.

record.Coworker <> null
  1. Click the Save Changes button.


All done! We recommend trying to book a resource on the Admin Panel, leaving the Customer field empty. If you you see your error message displayed as you try to save your changes, you're good to go!