How To Fix CRM_BUPA_MAPPING305 - No reference customer maintained in ERP system

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_BUPA_MAPPING - CRM BP Mapping Business Partner to Customer Master in R/3

• Message number: 305

• Message text: No reference customer maintained in ERP system

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_BUPA_MAPPING305 - No reference customer maintained in ERP system ?

  The SAP error message CRM_BUPA_MAPPING305 indicates that there is no reference customer maintained in the ERP system for the business partner in the CRM system. This error typically arises when there is an attempt to perform an operation that requires a mapping between a business partner in SAP CRM and a customer in the SAP ERP system, but the necessary reference is missing.
  Cause:
  
  Missing Mapping: The business partner in the CRM system does not have a corresponding customer record in the ERP system.
  Incorrect Configuration: The configuration settings for business partner mapping between CRM and ERP may not be set up correctly.
  Data Synchronization Issues: There may be issues with data synchronization between the CRM and ERP systems, leading to missing or incomplete records.
  Business Partner Creation: The business partner may have been created in the CRM system without the necessary reference to a customer in the ERP system.
  
  Solution:
  
  
  Create or Maintain Reference Customer:
  
  Go to the ERP system and create a customer record that corresponds to the business partner in the CRM system.
  Ensure that the customer is properly configured and activated.
  
  
  
  Maintain Business Partner Mapping:
  
  In the CRM system, navigate to the business partner and check the mapping settings.
  Use transaction code BP to access the business partner and ensure that the reference customer is maintained in the "Customer" tab.
  
  
  
  Check Configuration Settings:
  
  Verify the configuration settings for business partner mapping in the CRM and ERP systems. This can typically be done in the customizing settings (transaction SPRO).
  Ensure that the necessary settings for the integration between CRM and ERP are correctly configured.
  
  
  
  Data Synchronization:
  
  If there are synchronization issues, consider running the relevant data synchronization jobs or programs to ensure that the data is consistent between the two systems.
  Check for any error logs or messages that may indicate issues with data transfer.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to business partner mapping and integration between CRM and ERP for additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  BP: Business Partner Maintenance
  CRMD_ORDER: CRM Order Management
  SE16N: Data Browser for checking tables related to business partners and customers.
  
  
  
  Tables:
  
  BUT000: Business Partner: General Data
  KNA1: General Data in Customer Master
  BUT020: Business Partner: Roles
  
  
  
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to this error message.
  
  
  By following these steps, you should be able to resolve the error message CRM_BUPA_MAPPING305 and ensure that the necessary mappings between business partners and customers are correctly maintained.