Problem
When setting up a supplier integration, you see an error in the Verify Account Number step if the vendor doesn't recognize your account credentials.
Solution
Check your Account Number and Postal Code with your vendor. Then, try setting up your vendor integration again.
Set up your account for the Full Procurement Integration
After your credentials are confirmed with the supplier, set up the integration.
Go to the top toolbar and click Settings
.In the side panel, click Vendor Integrations > Full Procurement.

Select the vendor you want to integrate with.
Follow the steps on the Integration Setup screen that opens. For more, see Integration Setup.