How To Fix CNV_20000117 - For table &1, field &2, an entry is added in the derivation table

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_20000 - Messages for fiscal year change

• Message number: 117

• Message text: For table &1, field &2, an entry is added in the derivation table

What causes this issue?

The derivation table CNVFIELDREF does not contain an entry for table
&V1& yet.

System Response

An entry for table &V1& is inserted in derivation table CNVFIELDREF.
The derivation of organizational units takes place in a way that
ensures that all records of the table are processed by the conversion
routine.

How to fix this error?

No further action is required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_20000117 - For table &1, field &2, an entry is added in the derivation table ?

  The SAP error message CNV_20000117 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is an issue with the derivation of values for a specific field in a table during the data migration process.
  Cause:
  The error message CNV_20000117 is triggered when:
  
  An entry is being added to the derivation table for a specific field in a table, but the system encounters a conflict or inconsistency with existing data.
  The derivation logic defined for the field is not able to resolve correctly due to missing or incorrect data in the source or target system.
  There may be a mismatch in the expected data format or type for the field being processed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Derivation Logic: Review the derivation logic defined for the field in question. Ensure that it is correctly set up and that all necessary conditions are met.
  
  
  Validate Source Data: Ensure that the data being migrated from the source system is complete and adheres to the expected format. Look for any missing or incorrect entries that could cause the derivation to fail.
  
  
  Review Target Table Structure: Check the structure of the target table to ensure that it matches the expected schema. Any discrepancies in field types or lengths can lead to errors during data migration.
  
  
  Consult Migration Documentation: Refer to the SAP documentation related to the specific migration process you are using. There may be specific notes or guidelines regarding the handling of derivation tables.
  
  
  Use Transaction Codes: Utilize transaction codes like SE11 (Data Dictionary) to examine the table and field definitions, and SE16 (Data Browser) to view the data in the tables involved.
  
  
  Check for Custom Logic: If there are any custom enhancements or logic implemented in the migration process, review them to ensure they are functioning as intended.
  
  
  Run Migration in Test Mode: If possible, run the migration in a test environment to identify and resolve issues without affecting production data.
  
  
  Seek SAP Support: If the issue persists, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including the specific table and field names involved.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  Migration Cockpit: Familiarize yourself with the SAP S/4HANA Migration Cockpit and its functionalities, as it provides tools and templates for data migration.
  Data Mapping: Ensure that you have a clear mapping of source to target fields, especially for complex data structures.
  
  By following these steps, you should be able to identify the root cause of the CNV_20000117 error and implement a suitable solution.