How To Fix CNV_LTHCM_S_10164 - Table &1 assigned to an undefined table group (&2); correct assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_LTHCM_S_10 - LT HCM: Message Class for Data Selection

• Message number: 164

• Message text: Table &1 assigned to an undefined table group (&2); correct assignment

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_LTHCM_S_10164 - Table &1 assigned to an undefined table group (&2); correct assignment ?

  The SAP error message CNV_LTHCM_S_10164 indicates that a specific table (denoted as &1) is assigned to an undefined table group (denoted as &2). This error typically arises during data migration or conversion processes, particularly when using SAP's Landscape Transformation (LT) tools.
  Cause:
  
  Undefined Table Group: The table group that the specified table is supposed to belong to has not been defined in the system. This could be due to a configuration issue or an oversight during the setup of the data migration project.
  Incorrect Configuration: The configuration settings for the data migration might not have been properly set up, leading to the system not recognizing the table group.
  Missing Customization: If the table group is supposed to be a custom one, it may not have been created or activated in the system.
  
  Solution:
  
  
  Check Table Group Definition:
  
  Go to the relevant transaction (e.g., SE11 for Data Dictionary) and check if the table group exists.
  If it does not exist, you will need to create it or correct the assignment of the table to an existing group.
  
  
  
  Correct Assignment:
  
  If the table group is defined but the assignment is incorrect, you can reassign the table to the correct group.
  This can typically be done in the configuration settings of the data migration tool you are using.
  
  
  
  Review Migration Settings:
  
  Ensure that all necessary configurations for the data migration project are correctly set up.
  Check the documentation for the specific migration tool you are using to ensure that all prerequisites are met.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or the official SAP Help documentation for any specific instructions related to the error message CNV_LTHCM_S_10164.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to the CNV_LTHCM component, as they may provide additional insights or patches that address this specific error.
  Migration Tools: Familiarize yourself with the specific SAP migration tools you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific requirements for table groups.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.