How To Fix CNV_PE_GEN106 - Exporting parameter of extension rule &1 is not an extension table

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_GEN - Messages for object generation

• Message number: 106

• Message text: Exporting parameter of extension rule &1 is not an extension table

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_GEN106 - Exporting parameter of extension rule &1 is not an extension table ?

  The SAP error message CNV_PE_GEN106 indicates that there is an issue with an extension rule in the context of a data migration or conversion process, specifically that the exporting parameter of the extension rule is not recognized as an extension table. This error typically arises during the execution of a data migration project, often using SAP's tools for data conversion.
  Cause:
  
  Incorrect Configuration: The extension rule may be incorrectly configured, pointing to a table that is not defined as an extension table in the system.
  Missing Extension Table: The extension table that the rule is trying to reference may not exist or may not be properly defined in the system.
  Data Model Issues: There may be inconsistencies in the data model where the extension rules are defined, leading to the system not recognizing the table as an extension.
  Version Compatibility: The error could also arise if there are compatibility issues between the version of the SAP system and the data migration tools being used.
  
  Solution:
  
  Check Extension Rule Configuration: Review the configuration of the extension rule to ensure that it is correctly set up and that the exporting parameter is indeed pointing to a valid extension table.
  Verify Table Existence: Ensure that the extension table exists in the database and is correctly defined. You can check this in the Data Dictionary (SE11) to confirm that the table is marked as an extension table.
  Correct Data Model: If there are discrepancies in the data model, you may need to adjust the definitions or mappings to ensure that they align with the expected structure.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using to ensure that you are following the correct procedures and that your configurations are valid.
  Check for Updates: If you are using an older version of the migration tool, consider updating to the latest version to resolve any known issues or bugs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to the specific error message or the migration tool you are using. SAP Notes often provide insights into known issues and their resolutions.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE80 (Object Navigator), and others that may help in troubleshooting the issue.
  Testing: After making changes, conduct thorough testing to ensure that the error is resolved and that the data migration process works as expected.
  
  By following these steps, you should be able to identify the root cause of the CNV_PE_GEN106 error and implement a solution to resolve it.