How To Fix CNV_00001179 - Parameter &1 does not exist in method &2 of class &3

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 179

• Message text: Parameter &1 does not exist in method &2 of class &3

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_00001179 - Parameter &1 does not exist in method &2 of class &3 ?

  The SAP error message CNV_00001179 indicates that a parameter specified in a method call does not exist. This error typically arises in the context of SAP's data migration tools, particularly when using the SAP S/4HANA Migration Cockpit or other conversion tools.
  Cause:
  
  Incorrect Parameter Name: The parameter name provided in the method call does not match any of the parameters defined in the method's signature.
  Method Signature Changes: If the method has been modified (e.g., parameters added or removed) and the calling code has not been updated accordingly, this error can occur.
  Class Definition Issues: The class where the method is defined may not be properly implemented or may have been changed without corresponding updates in the calling code.
  Version Mismatch: There may be a version mismatch between the code that is being executed and the definitions of the classes and methods.
  
  Solution:
  
  Check Parameter Name: Verify that the parameter name used in the method call is correct and matches the method's definition.
  Review Method Signature: Look at the method's definition in the class to ensure that the parameter exists and is correctly defined.
  Update Code: If the method has changed, update the calling code to match the new method signature.
  Debugging: Use debugging tools to trace the execution and identify where the incorrect parameter is being passed.
  Consult Documentation: Check the SAP documentation or release notes for any changes related to the method or class in question.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve compatibility issues.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide guidance on similar issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  Transaction Codes: Familiarize yourself with transaction codes related to data migration and conversion, such as LTMC for the Migration Cockpit.
  Debugging Tools: Utilize SAP's debugging tools to step through the code and identify the exact point of failure.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance.