How To Fix VCH_HL_EXT_BOM_WRPR012 - Unknown function module return code

SAP Error Message - Details

• Message type: E = Error

• Message class: VCH_HL_EXT_BOM_WRPR - Messages for BOM explosion wrapper

• Message number: 012

• Message text: Unknown function module return code

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message VCH_HL_EXT_BOM_WRPR012 - Unknown function module return code ?

  The SAP error message "VCH_HL_EXT_BOM_WRPR012 Unknown function module return code" typically indicates an issue related to the processing of a Bill of Materials (BOM) in the context of external processing or integration with other systems. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the function module being called.
  Possible Causes:
  
  Function Module Issues: The function module that is being called may not be returning the expected values or may not be implemented correctly.
  Data Inconsistencies: There may be inconsistencies in the BOM data or related master data that are causing the function module to fail.
  Configuration Issues: Incorrect configuration in the BOM processing settings or related areas can lead to this error.
  Authorization Issues: Lack of proper authorizations for the user executing the transaction can also lead to unexpected behavior.
  System Bugs: There may be bugs in the SAP system or specific patches that need to be applied.
  
  Solutions:
  
  Check Function Module: Investigate the specific function module that is being called. You can use transaction SE37 to check the function module and see if it is implemented correctly.
  Review BOM Data: Ensure that the BOM data is complete and consistent. Check for missing components or incorrect data entries.
  Configuration Review: Review the configuration settings related to BOM processing. Ensure that all necessary settings are correctly configured.
  Authorization Check: Verify that the user has the necessary authorizations to execute the transaction or function module.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  Debugging: If you have access to debugging tools, you can debug the function module to identify where the error is occurring and what the return code is.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE37 (Function Builder), SE80 (Object Navigator), and SE11 (Data Dictionary) for further investigation.
  Documentation: Review SAP documentation related to BOM processing and external processing to understand the expected behavior and configurations.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the error message "VCH_HL_EXT_BOM_WRPR012 Unknown function module return code."