How To Fix CNV_00001189 - Enter a method name or delete the class name for target parameter &1

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 189

• Message text: Enter a method name or delete the class name for target parameter &1

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_00001189 - Enter a method name or delete the class name for target parameter &1 ?

  The SAP error message CNV_00001189 typically occurs in the context of data migration or conversion processes, particularly when using the SAP Conversion Tools or during the execution of a specific program related to data migration. This error indicates that there is an issue with the configuration of a method or class in the target parameter.
  Cause:
  The error message "Enter a method name or delete the class name for target parameter &1" suggests that the system expects a method name to be specified for a particular class, but it has either not been provided or is incorrectly configured. This can happen due to:
  
  Missing Method Name: The method name required for the target parameter is not specified.
  Incorrect Class Name: The class name provided may not have the expected methods defined.
  Configuration Issues: There may be issues in the configuration settings related to the data migration process.
  Custom Development: If there are custom classes or methods involved, they may not be correctly implemented or registered.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Configuration: Review the configuration settings for the data migration or conversion process. Ensure that the target parameter is correctly defined with the appropriate class and method names.
  
  
  Specify Method Name: If the method name is missing, enter the correct method name that corresponds to the class specified in the target parameter.
  
  
  Validate Class and Method: Ensure that the class you are using has the method defined. You can do this by checking the class implementation in the ABAP Workbench (transaction SE80 or SE24).
  
  
  Debugging: If you have access to the ABAP code, you can debug the program to see where the error is being triggered and what values are being passed to the target parameter.
  
  
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration tool or program you are using. There may be specific guidelines or prerequisites that need to be followed.
  
  
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They may provide additional insights or patches if this is a known issue.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE80 (Object Navigator), SE24 (Class Builder), and others that may help in debugging or configuring the migration process.
  SAP Notes: Search for SAP Notes related to the specific migration tool you are using, as they may contain fixes or workarounds for known issues.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_00001189 error in your SAP environment.