How To Fix CNV_DMC_MD_EXTRACTOR004 - Input-Parameter & could not be found for class & method &

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MD_EXTRACTOR - meta data extractor message class

• Message number: 004

• Message text: Input-Parameter & could not be found for class & method &

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 CNV_DMC_MD_EXTRACTOR004 - Input-Parameter & could not be found for class & method & ?

  The SAP error message CNV_DMC_MD_EXTRACTOR004 typically indicates that there is an issue with the input parameters being passed to a method in a class related to the Data Migration Cockpit (DMC) or a similar data extraction process. This error suggests that the system is unable to find a required input parameter for a specific class and method.
  Cause:
  
  Missing Input Parameter: The error usually arises when a required input parameter is not provided or is incorrectly specified in the configuration or during the execution of a data migration task.
  Configuration Issues: There may be issues with the configuration of the data migration project, such as missing or incorrect settings in the DMC.
  Custom Code Issues: If there are custom enhancements or modifications in the DMC process, they might not be handling input parameters correctly.
  Version Compatibility: The error could also occur if there are compatibility issues between different versions of SAP components or if the DMC is not properly updated.
  
  Solution:
  
  Check Input Parameters: Review the input parameters being passed to the method. Ensure that all required parameters are provided and correctly specified.
  Review Configuration: Go through the configuration settings of the Data Migration Cockpit or the specific migration project to ensure everything is set up correctly.
  Debugging: If you have access to the ABAP development environment, you can debug the class and method to see what parameters are being passed and where the failure occurs.
  Consult Documentation: Refer to the official SAP documentation for the Data Migration Cockpit to understand the expected input parameters and their formats.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that might address this specific error message.
  Contact SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex configurations or custom developments.
  
  Related Information:
  
  SAP Data Migration Cockpit: This is a tool used for data migration in SAP systems, allowing users to extract, transform, and load data from legacy systems into SAP.
  Error Handling in ABAP: Understanding how error handling works in ABAP can help in diagnosing issues related to method calls and parameter passing.
  SAP Community: Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution.