How To Fix CNV_MBT_46189 - No member type information maintained for &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_MBT_46 - PCL message class

• Message number: 189

• Message text: No member type information maintained for &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_MBT_46189 - No member type information maintained for &1 ?

  The SAP error message CNV_MBT_46189 indicates that there is no member type information maintained for a specific object or entity in the system. This error typically arises during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error occurs when the system is trying to access or process a member type (such as a characteristic or attribute) that has not been defined or configured in the system. This can happen due to:
  
  Missing Configuration: The member type may not have been set up in the relevant customizing settings.
  Data Model Changes: Changes in the data model or structure that have not been reflected in the migration settings.
  Incorrect Mapping: The mapping of data from the source system to the target system may be incorrect or incomplete.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the relevant customizing transaction (e.g., SPRO) and verify that the member type in question is properly defined.
  Ensure that all necessary attributes and characteristics are maintained.
  
  
  
  Review Migration Settings:
  
  If you are using the Migration Cockpit, check the migration object settings to ensure that all required fields and mappings are correctly defined.
  Make sure that the source data aligns with the expected structure in the target system.
  
  
  
  Update Data Model:
  
  If there have been recent changes to the data model, ensure that these changes are reflected in the migration settings.
  You may need to regenerate or refresh the migration objects.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration process you are using. There may be specific instructions or updates that address this error.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SPRO (Customizing), SE11 (Data Dictionary), and others that may help in checking configurations.
  SAP Notes: Search for SAP Notes related to the error message CNV_MBT_46189 for any patches or updates that may address the issue.
  Migration Cockpit: If using the Migration Cockpit, review the documentation for the specific migration object you are working with to ensure all prerequisites are met.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.