How To Fix CNV_10020775 - &1: multiple passed parameters are assigned to rule parameter &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 775

• Message text: &1: multiple passed parameters are assigned to rule parameter &2

What causes this issue?

For the rule assigned to the component, the rule parameter &V2& is
defined. For this rule parameter, the passed parameter &V3& as well as
the passed parameter &V4& are assigned.

How to fix this error?

Assign exactly one passed parameter to the rule parameter &V2&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020775 - &1: multiple passed parameters are assigned to rule parameter &2 ?

  The SAP error message CNV_10020775 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that multiple parameters have been passed to a rule parameter that is expected to receive only a single value. 
  Cause:
  
  Data Mapping Issues: The error often arises from incorrect data mapping where multiple values are being assigned to a single parameter in the transformation rules.
  Configuration Errors: There may be a misconfiguration in the migration or conversion rules, leading to the assignment of multiple values to a single parameter.
  Inconsistent Data: The source data may contain inconsistencies or duplicates that result in multiple values being passed to a single parameter.
  
  Solution:
  
  Review Transformation Rules: Check the transformation rules defined in the migration cockpit or the relevant data migration tool. Ensure that each rule parameter is assigned a single value.
  Data Cleansing: Clean the source data to ensure that there are no duplicates or multiple entries that could lead to this error. This may involve deduplication or normalization of the data.
  Adjust Mapping: If the mapping is incorrect, adjust it to ensure that each parameter receives the correct single value. This may involve modifying the mapping logic or the source data structure.
  Testing: After making changes, perform a test migration to verify that the error has been resolved and that the data is being processed correctly.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes or documentation that may provide additional insights or updates regarding this error.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration, as it may contain guidelines on how to handle such errors.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.