How To Fix CNV_DMC_SIN257 - Description in language: &1 already exists

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 257

• Message text: Description in language: &1 already exists

What causes this issue?

With object 'Material - extend existing record by new org levels' you
can only extend new material descriptions. You can't change already
existing entries.

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?

Delete these records from the template.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN257 - Description in language: &1 already exists ?

  The SAP error message CNV_DMC_SIN257 typically indicates that there is an attempt to create or insert a record in the system that already exists. This can occur in various contexts, such as during data migration, data conversion, or when using specific SAP tools like the Data Migration Cockpit (DMC).
  
  Cause:
  
  
  Duplicate Records: The most common cause is that the system is trying to insert a record that already exists in the target database. This could be due to:
  
  Data being migrated from a legacy system where the same records exist.
  Incorrect mapping or transformation rules that lead to duplicate entries.
  Manual entries that conflict with automated processes.
  
  
  
  
  Configuration Issues: There may be issues with the configuration of the data migration process, such as incorrect settings that do not account for existing records.
  
  
  Data Integrity Constraints: The database may have constraints (like primary keys or unique indexes) that prevent the insertion of duplicate records.
  
  
  
  Solution:
  
  
  Check for Existing Records: Before