How To Fix CNV_DMC_SIN298 - Storage Type Data: &1 / &2 already exists

CNV_DMC_SIN298 - Overview

• Message type: E = Error

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

• Message number: 298

• Message text: Storage Type Data: &1 / &2 already exists

What causes this issue?

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

System Response

Within this Migration Object you can only extend new Storage Type Data.
You can't change already existing entries.

How to fix this error?

Delete these records from the template/staging table.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_DMC_SIN298 - Details

• The SAP error message CNV_DMC_SIN298 indicates that there is a conflict with storage type data during a data migration or conversion process. Specifically, the message states that a storage type with the specified identifiers already exists in the system, which prevents the operation from proceeding.
  
  Cause:
  The error typically arises in the following scenarios:
  
  Duplicate Entries: The storage type data you are trying to create or modify already exists in the system. This can happen if the data migration process is attempting to insert records that are already present.
  Data Consistency Issues: There may be inconsistencies in the data being migrated, such as incorrect mappings or configurations that lead to attempts to create duplicate records.
  Configuration Errors: The configuration settings in the source or target system may not align, leading to conflicts during the migration process.
  
  
  Solution:
  To resolve the CNV_DMC_SIN298 error, you can take the following steps:
  
  
  Check Existing Data: 
  
  Verify if the storage type data with