How To Fix CNV_10030080 - Source package number for field &1-&2 (to be converted) was not specified

CNV_10030080 - Overview

• Message type: E = Error

• Message class: CNV_10030 - Message class for package 10030

• Message number: 080

• Message text: Source package number for field &1-&2 (to be converted) was not specified

What causes this issue?

You want to assign a determination to field &V1&-&V2& (to be converted).
However no source package number has been specified for this field.
Because package &V3& consists of more than one main source package
number, it is not clear, to which main source package number the field
you want to convert is assigned. Consequently, the system cannot assign
a determination.

How to fix this error?

Enter the source package number for field &V1&-&V2& in transaction
CNV_FIELDS, then repeat the activity <zk>Identify Settings for Org. Unit
Determination</>.

Error message extract from SAP system. Copyright SAP SE.

CNV_10030080 - Details

• The SAP error message CNV_10030080 indicates that there is an issue with the source package number for a specific field that is supposed to be converted 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:
  The error occurs when the system expects a source package number for a specific field (denoted as &1-&2 in the error message) but does not find it specified. This can happen due to several reasons:
  
  Missing Configuration: The source package number may not have been defined in the configuration settings for the data migration.
  Incorrect Mapping: There may be an issue with the mapping of fields between the source and target systems, leading to the absence of the required source package number.
  Data Preparation Issues: The data being migrated may not have been properly prepared or structured,