How To Fix /IWBEP/EPM_BP041 - Contact key is mandatory

/IWBEP/EPM_BP041 - Overview

• Message type: E = Error

• Message class: /IWBEP/EPM_BP -

• Message number: 041

• Message text: Contact key is mandatory

Self-Explanatory Message

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/IWBEP/EPM_BP041 - Details

• The SAP error message /IWBEP/EPM_BP041 Contact key is mandatory typically occurs in the context of SAP Gateway or SAP Business Partner (BP) applications when a required field, specifically the "Contact Key," is not provided in the request. This error is often encountered when trying to create or update a business partner or related entity in the SAP system.
  
  Cause:
  The error indicates that the system expects a "Contact Key" to be included in the request, but it is missing. The "Contact Key" is a mandatory field that identifies a specific contact person associated with the business partner. This could happen due to:
  
  Missing Data: The application or interface that is sending the request does not include the contact key.
  Incorrect Mapping: If you are using an integration tool or middleware, the mapping of fields may not be set up correctly.
  User Input Error: If the data is being entered manually, the user may have overlooked