When processing orders you might come across the "
2561 This Customer Number and Contract Number combination is invalid
" error.
This error is shown when the Contract Number used in your billing account does not correspond to the Customer Number being used.
To solve this issue you will have to:
- Access Clients under the Maintenance menu
- Click on the client related to the order
- Edit the Billing Account related to the order and error
- Select the Carrier Options tab
- Verify that the information entered in the Customer # and Contract ID fields match with your registration information with the carrier
- Press Save to apply the changes.