How To Fix CNV_10020079 - Table entry &2 was not found in table &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 079

• Message text: Table entry &2 was not found in table &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020079 - Table entry &2 was not found in table &1 ?

  The SAP error message CNV_10020079, which states "Table entry &2 was not found in table &1," typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades. This error indicates that the system is trying to access a specific entry in a table, but that entry does not exist.
  Cause:
  
  Missing Data: The entry that the system is trying to reference does not exist in the specified table. This could be due to incomplete data migration or missing master data.
  Incorrect Configuration: There may be a configuration issue where the system is looking for an entry that should have been created but was not.
  Data Inconsistency: There might be inconsistencies in the data, such as foreign key relationships that are not properly maintained.
  Custom Development: If there are custom programs or enhancements, they might be referencing data incorrectly.
  
  Solution:
  
  Check Data Migration Logs: Review the logs from the data migration process to identify any issues that occurred during the migration. Look for any entries that failed to migrate.
  Verify Table Entries: Manually check the specified table (&1) to see if the entry (&2) is indeed missing. You can use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the tables.
  Data Consistency Check: Run consistency checks on the relevant tables to ensure that all necessary entries are present and that there are no orphaned records.
  Re-run Migration: If you find that data is missing, you may need to re-run the data migration process for the affected tables or entries.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration or upgrade process you are performing. There may be specific instructions or known issues related to this error.
  Engage SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with the error message, context, and any relevant logs.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11, SE16, and ST22 (Dump Analysis) to help diagnose the issue.
  SAP Notes: Search for relevant SAP Notes that might address this specific error or provide guidance on data migration issues.
  Data Migration Tools: If you are using tools like SAP S/4HANA Migration Cockpit or SAP Data Services, ensure you are following best practices and guidelines provided by SAP.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.