3724372 - Error "supplier XXX is not valid" when saving business partner

Error "Supplier XXX is not valid."occurs when attempting to edit a business partner using the Manage Business Partner Master Data app, Maintain Business Partner or during Business Partner replication.

SAP S/4HANA Cloud Public Edition

1. Navigate to the Manage Business Partner Master Data app.
2. Search for Customer Business Partner
3. Click to edit and add a new email or make any change.
4. Observe the error message: "Supplier 0001036820 is not valid." while saving the Business Partner.

Validation fails to Search the Supplier Number field maintained in the Customer General Data tab of the Maintain Business Partner app.

Please verify whether the Supplier Number field maintained in the Customer General Data tab of the Maintain Business Partner app exists in the SAP S/4HANA Cloud Public Edition system.

If the supplier does not exist in the SAP S/4HANA Cloud Public Edition system, delete the Supplier Number from the Customer General Data tab using the Maintain Business Partner app.

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