How To Fix R1451 - Le numéro externe du partenaire &1 est déjà attribué au partenaire &2

SAP Error Message - Details

• Message type: E = Error

• Message class: R1 - Business Partner Messages from S_BUPA_GENERAL

• Message number: 451

• Message text: Le numéro externe du partenaire &1 est déjà attribué au partenaire &2

Quelle est la cause de ce problème?

A business partner was created with an external BP number that is
already being used for one or more business partners.

Réponse du système

If you create a business partner in the <ZH>BP dialog</> with an
external BP number that is already being used, you can still save the
business partner's data.
In this case the system issues this message as a warning.
Note
The following information is not relevant if you are using a CRM system.
If you <ZH>create</> a business partner with an external BP number using
<ZH>Direct Input</> in an ERP System and the external BP number is
already being used for one or more business partners, the business
partner's data is still saved.
In these cases the system issues this message as a warning.
If you <ZH>change</> a business partner with an external BP number using
<ZH>Direct Input</> in an ERP System and the external BP number is
already being used for one or more business partners, this message is
issued as an error.
This is the case if the field business partner (BU_PARTNER) is not
filled, and the external BP number (BU_BPEXT) is referred to as an
identifying characteristic.
You must state the business partner number (BU_PARTNER) in order to
change the business partner in the Direct Input.

Comment corriger cette erreur?

Le système émet un message d'erreur et ne vous permettra pas de poursuivre cette transaction tant que l'erreur n'est pas résolue.

Procédure pour les administrateurs système

Extrait du message d'erreur du système SAP. Copyright SAP SE.