How To Fix CNV_10020121 - &1 &2: Filling method &3 is not possible for direct determination

CNV_10020121 - Overview

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 121

• Message text: &1 &2: Filling method &3 is not possible for direct determination

What causes this issue?

For &V1& &V2& filling method &V3& is used. With this method, not all
data is available to package 10020 after the filling has taken place.
Consequently, this method cannot be used for direct determination
(without saving the data temporarily in an object table).

How to fix this error?

Choose another <DS:DE.CNV_10020_DTTYPE>determination type</> for &V1&
&V2&, or choose another filling method.

Error message extract from SAP system. Copyright SAP SE.

CNV_10020121 - Details

• The SAP error message CNV_10020121 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that a specified filling method for a field cannot be applied for direct determination, which usually means that the system is unable to derive a value for a field based on the provided data or configuration.
  
  Cause:
  
  Incorrect Configuration: The filling method specified in the migration or conversion settings may not be valid for the data being processed.
  Data Inconsistency: The source data may not contain the necessary information to derive the required value.
  Missing Mapping: There may be a lack of proper mapping between the source and target fields, leading to an inability to determine the value.
  Unsupported Filling Method: The filling method being used may not be supported for the specific context or data type.
  
  
  Solution:
  
  Check Configuration: Review the configuration settings for the migration or