How To Fix RSBPCA_EXCEPTION120 - Get member detail with member external ID is not supported for &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSBPCA_EXCEPTION -

• Message number: 120

• Message text: Get member detail with member external ID is not supported for &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSBPCA_EXCEPTION120 - Get member detail with member external ID is not supported for &1 ?

  The SAP error message RSBPCA_EXCEPTION120 typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there is an issue related to retrieving member details using an external ID. This error indicates that the system is unable to fetch the details for a specific member because the operation is not supported for the given member or context.
  Cause:
  
  Unsupported Member Type: The member you are trying to access may not support retrieval using an external ID. This can happen if the member is not defined correctly or if it belongs to a hierarchy that does not allow such operations.
  Data Model Issues: There may be inconsistencies or issues in the data model, such as missing or incorrectly defined attributes for the member.
  Configuration Problems: The configuration of the InfoObject or the InfoProvider may not be set up to allow external ID lookups.
  Version Compatibility: If you are using a version of SAP BW that does not support certain features or if there are compatibility issues with the data source, this error may occur.
  
  Solution:
  
  Check Member Definition: Verify the definition of the member in the InfoObject. Ensure that it is correctly defined and that it supports external ID retrieval.
  Review Data Model: Look for any inconsistencies in the data model. Ensure that all necessary attributes and hierarchies are correctly set up.
  Configuration Review: Check the configuration of the InfoProvider and ensure that it is set up to allow external ID lookups. This may involve checking settings in the BW modeling tools.
  Update or Patch: If you suspect that the issue is related to a bug or compatibility problem, check for any available updates or patches for your SAP BW system.
  Consult Documentation: Refer to the SAP Help Portal or relevant documentation for your version of SAP BW to understand the limitations and supported operations for member retrieval.
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant context.
  
  Related Information:
  
  SAP Notes: Search for SAP Notes related to RSBPCA_EXCEPTION120 in the SAP Support Portal. There may be specific notes addressing this error with additional troubleshooting steps or fixes.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find discussions and solutions shared by other SAP BW users.
  Documentation: Review the official SAP BW documentation for information on member retrieval, external IDs, and related functionalities.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the RSBPCA_EXCEPTION120 error message.