How To Fix CNV_DMC_SIN254 - Value "&3" of field "&2" not mapped in rule "&1"

CNV_DMC_SIN254 - Overview

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 254

• Message text: Value "&3" of field "&2" not mapped in rule "&1"

What causes this issue?

The value "&V3&" in field "&V2&" of the mapping rule "&V1&" is currently
not mapped.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please open the Mapping rule <ZH>"&V1&"</> in the <ZK>Convert values</>
step and map the source value "&V3&" to an SAP S/4HANA target value or
confirm an existing value mapping.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_DMC_SIN254 - Details

• The SAP error message CNV_DMC_SIN254 indicates that a specific value for a field is not mapped in the data migration rules during a data conversion or migration process. This error typically occurs in the context of SAP Data Migration Cockpit (DMC) or similar tools used for data migration.
  
  Cause:
  The error message breaks down as follows:
  
  Field "&2": This refers to the specific field in the data structure that is being processed.
  Value "&3": This is the actual value that is being encountered in the data for that field.
  Rule "&1": This indicates the specific mapping rule that is being applied during the migration process.
  
  The error occurs when the migration tool encounters a value in the source data that does not have a corresponding mapping defined in the specified rule. This can happen due to:
  
  Missing mapping entries in the transformation rules.
  Incorrect or unexpected values in the source data.
  Changes in the data structure or business logic