How To Fix CNV10300003 - No FORM routine found for converting table &1, field: &2!

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV10300 - Message class for development class CNV_10300

• Message number: 003

• Message text: No FORM routine found for converting table &1, field: &2!

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV10300003 - No FORM routine found for converting table &1, field: &2! ?

  The SAP error message CNV10300003 indicates that the system is unable to find a FORM routine for converting a specific table and field during a data migration or conversion process. This error typically arises in the context of SAP's data migration tools, such as the SAP S/4HANA Migration Cockpit or other data conversion programs.
  Cause:
  
  Missing FORM Routine: The primary cause of this error is that the required FORM routine for the specified table and field is not defined in the program or is not accessible in the current context.
  Incorrect Configuration: The configuration for the data migration might be incorrect, leading to the system looking for a non-existent routine.
  Custom Development: If the conversion process involves custom fields or tables, the corresponding FORM routines may not have been created or properly registered.
  Transport Issues: If the routines were developed in a different environment and not transported correctly, they may not be available in the target system.
  
  Solution:
  
  Check for FORM Routine: Verify if the FORM routine for the specified table and field exists in the relevant ABAP program. You can do this by searching for the routine in the ABAP Editor (SE38 or SE80).
  Create/Implement the Routine: If the routine does not exist, you may need to create it. This involves writing the necessary ABAP code to handle the conversion logic for the specified table and field.
  Review Migration Configuration: Ensure that the migration configuration is set up correctly and that all necessary mappings and routines are defined.
  Transport Check: If the routines were developed in a different system, ensure that they have been transported correctly to the current system.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or troubleshooting steps.
  Debugging: If you have access to the system, you can debug the program to see where it is failing and gather more information about the missing routine.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE38 (ABAP Editor) or SE80 (Object Navigator) to check for the existence of the FORM routine.
  SAP Notes: Check SAP Notes for any known issues or patches related to the migration tool you are using.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Documentation: Review the official SAP documentation for the specific migration tool for detailed instructions on setting up conversion routines.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.