How To Fix CNV_00001216 - Conversion routine for field &2 of table &1 was not defined.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_00001 - Message class for CWB settings maintenance programs

• Message number: 216

• Message text: Conversion routine for field &2 of table &1 was not defined.

What causes this issue?

Conversion routine for field &V2& of table &V1& is not defined.

System Response

Without valid conversion routine for field &V2& of table &V1& the
conversion of this field cannot be performed.

How to fix this error?

Assign suitable conversion routine to the field &V2& of table &V1&.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_00001216 - Conversion routine for field &2 of table &1 was not defined. ?

  The SAP error message CNV_00001216 indicates that a conversion routine for a specific field in a table has not been defined. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during system upgrades.
  Cause:
  
  Missing Conversion Routine: The primary cause of this error is that the system is trying to convert data for a field in a table, but there is no conversion routine defined for that specific field.
  Custom Fields: If the field is a custom field or part of a custom table, it may not have a corresponding conversion routine defined in the system.
  Configuration Issues: There may be issues in the configuration of the data migration or conversion process, leading to the system not being able to find the appropriate routine.
  
  Solution:
  
  
  Define the Conversion Routine:
  
  If you have access to the ABAP development environment, you can create a conversion routine for the specified field. This involves writing a function module that defines how the data should be converted.
  Ensure that the function module follows the naming conventions and is properly registered in the system.
  
  
  
  Check Existing Routines:
  
  Review the existing conversion routines in the system to see if there is a routine that can be reused or modified for the field in question.
  
  
  
  Consult Documentation:
  
  Check the SAP documentation or notes related to the specific data migration or conversion process you are using. There may be specific instructions or requirements for defining conversion routines.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance. They may provide insights or updates related to the specific error message.
  
  
  
  Review Migration Tools:
  
  If you are using a specific migration tool (like SAP S/4HANA Migration Cockpit), ensure that you have followed all the necessary steps and configurations as outlined in the tool's documentation.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE37 (Function Module) to create or modify function modules, or SE80 (Object Navigator) to explore the related objects.
  SAP Notes: Search for relevant SAP Notes that might address this specific error or provide additional context.
  Data Migration Best Practices: Familiarize yourself with best practices for data migration in SAP, which can help prevent similar issues in the future.
  
  By addressing the missing conversion routine and ensuring proper configuration, you should be able to resolve the CNV_00001216 error.