How To Fix DPR_BAPI179 - Internal error: Incorrect parameter transferred

SAP Error Message - Details

• Message type: E = Error

• Message class: DPR_BAPI - Messages for BAPIs in Project Management

• Message number: 179

• Message text: Internal error: Incorrect parameter transferred

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DPR_BAPI179 - Internal error: Incorrect parameter transferred ?

  The SAP error message DPR_BAPI179: Internal error: Incorrect parameter transferred typically occurs in the context of using the BAPI (Business Application Programming Interface) related to the Project Management module, particularly when dealing with project-related data in SAP.
  Causes:
  
  
  Incorrect Parameter Values: The most common cause of this error is that one or more parameters being passed to the BAPI are incorrect or not in the expected format. This could include:
  
  Missing mandatory fields.
  Incorrect data types (e.g., passing a string where a number is expected).
  Invalid values that do not conform to the expected range or format.
  
  
  
  Data Consistency Issues: If the data being processed has inconsistencies or does not meet the business logic defined in SAP, it can lead to this error.
  
  
  Custom Enhancements: If there are custom enhancements or modifications in the BAPI or related function modules, they might not handle certain parameters correctly.
  
  
  Version Mismatch: If there are discrepancies between the versions of the BAPI being called and the data model or structures in use, it can lead to this error.
  
  
  Solutions:
  
  
  Check Parameter Values: Review the parameters being passed to the BAPI. Ensure that:
  
  All mandatory fields are filled.
  The data types match the expected types.
  The values are valid and within the acceptable range.
  
  
  
  Debugging: If you have access to the SAP system, you can use the debugger to step through the BAPI call and inspect the values of the parameters being passed. This can help identify which parameter is causing the issue.
  
  
  Review Documentation: Consult the SAP documentation for the specific BAPI you are using. This can provide insights into the expected parameters and their formats.
  
  
  Check for Custom Code: If there are any custom enhancements or modifications, review them to ensure they are not interfering with the standard BAPI behavior.
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal. There may be known issues or patches related to the BAPI you are using.
  
  
  Testing with Sample Data: Try calling the BAPI with known good sample data to see if the error persists. This can help isolate whether the issue is with the data being passed or with the BAPI itself.
  
  
  Consult with SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including the parameters being passed and any relevant context.
  
  
  Related Information:
  
  BAPI Documentation: Each BAPI has specific documentation that outlines the parameters, their types, and any dependencies. Familiarize yourself with this documentation.
  Transaction Codes: Use transaction codes like SE37 (Function Module) or SE80 (Object Navigator) to explore the BAPI and its related function modules.
  Error Logs: Check transaction SLG1 (Application Log) for any additional error messages or logs that might provide more context about the error.
  
  By following these steps, you should be able to diagnose and resolve the DPR_BAPI179 error in SAP.