3172696 - Error: "Cannot access the customer's site. Your buying organization must"

Upon uploading a catalog in the Business Network, when a supplier clicks on Validation Errors Found by Customer under the Status column in the Catalogs page, the user sees the following error:

PunchIn Error- Cannot access the customer's site. Your buying organization must approve your access to their system before you proceed with this action. Please try again later.

punchin error, punch-in error, Cannot access the customer's site, Your buying organization must approve your access to their system before you proceed with this action, catalog validation errors. , KBA , migration source: knowledge@ariba , publish catalogs , catalog errors , validation status for catalogs , punch-in , migrated on: 2022-04-02 14:16:16 , SBN-AN-CAT-ERR , Error in Catalog , SBN-AN-CAT-PUB , Catalog Publishing , SBN-AN-CAT-VAL , Catalog Validation , SBN-AN-CAT-POC , Punchout Catalog , Problem