How To Fix CRM_AC_ASSIGN005 - Incorrect parameter transfer when calling up function module '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: CRM_AC_ASSIGN - Messages for Set CRM_AC_ASSIGN

• Message number: 005

• Message text: Incorrect parameter transfer when calling up function module '&1'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CRM_AC_ASSIGN005 - Incorrect parameter transfer when calling up function module '&1' ?

  The SAP error message CRM_AC_ASSIGN005 indicates that there is an issue with the parameters being passed to a function module in the SAP CRM system. This error typically arises when the parameters do not match the expected format or type required by the function module being called.
  Cause:
  
  Incorrect Parameter Types: The parameters being passed to the function module may not match the expected data types. For example, a string might be passed where a numeric value is expected.
  Missing Parameters: Required parameters may not be provided when calling the function module.
  Incorrect Sequence: The order of parameters may not be correct, leading to confusion in the function module.
  Data Consistency Issues: The data being passed may not be consistent with the business logic or rules defined in the function module.
  Custom Code Issues: If there is custom code involved, it may not be handling the parameters correctly.
  
  Solution:
  
  Check Function Module Documentation: Review the documentation for the function module being called to ensure that all required parameters are being passed correctly and in the right format.
  Debugging: Use the SAP debugger to step through the code where the function module is called. Check the values and types of the parameters being passed.
  Parameter Mapping: Ensure that the parameters are mapped correctly in the calling program or function. Verify that the data types and lengths match the expected values.
  Error Handling: Implement error handling to catch and log any issues when calling the function module, which can help in diagnosing the problem.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide guidance on similar issues.
  Testing: After making changes, thoroughly test the functionality to ensure that the error is resolved and that the system behaves as expected.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Module) to view the function module's details and SE80 (Object Navigator) to check related objects.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves standard SAP functionality.
  
  By following these steps, you should be able to identify the root cause of the CRM_AC_ASSIGN005 error and implement a solution.