How To Fix CNV_00001220 - Incorrect number of param. of routine &3 defined for field &2 of table &1

CNV_00001220 - Overview

• Message type: E = Error

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

• Message number: 220

• Message text: Incorrect number of param. of routine &3 defined for field &2 of table &1

What causes this issue?

The conversion routine &V3& defined in for field &V2& of table &V1& has
a different number of parameters than in the generic definition of the
same routine in CNVDOMS and CNVDOPARS (assignment of the routines to
data elements / domains).

System Response

If the parameters to the conversion routine are not defined correctly
the conversion program will not be generated correctly.

How to fix this error?

Correct the parameter definitions for the routine &V3& (it should have
&V4& parameters).

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.

CNV_00001220 - Details

• The SAP error message CNV_00001220 indicates that there is an issue with the number of parameters defined for a routine in the context of a data conversion or migration process. This error typically arises during the execution of a conversion program, where a routine is expected to have a specific number of parameters, but the actual number provided does not match.
  
  Cause:
  
  Mismatch in Parameter Count: The routine defined for the field in the specified table has a different number of parameters than what is being passed during execution.
  Incorrect Routine Definition: The routine may have been incorrectly defined in the code or configuration, leading to discrepancies in expected versus actual parameters.
  Changes in Data Model: If there have been changes in the data model or the structure of the table, the routine may not have been updated accordingly.
  Configuration Errors: Errors in the configuration of the data migration or conversion settings can lead to