How To Fix CNV_DMC_WDA003 - Activate at least one migration object to start

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_WDA - Messages used in WDA UI

• Message number: 003

• Message text: Activate at least one migration object to start

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_WDA003 - Activate at least one migration object to start ?

  The SAP error message CNV_DMC_WDA003 indicates that you need to activate at least one migration object in order to start the migration process. This error typically occurs in the context of SAP Data Migration Cockpit (DMC) when you are trying to initiate a migration project without having any migration objects activated.
  Cause:
  The primary cause of this error is that no migration objects have been activated in your migration project. Migration objects are essential as they define the data structures and mappings that will be used during the data migration process. Without at least one active migration object, the system cannot proceed with the migration.
  Solution:
  To resolve this error, you need to activate at least one migration object. Here are the steps to do this:
  
  
  Access the Migration Object List:
  
  Go to the SAP Data Migration Cockpit (transaction code: LTMC or through the relevant Fiori app).
  Open your migration project.
  
  
  
  Select Migration Objects:
  
  In the migration project, navigate to the section where migration objects are listed.
  Review the available migration objects and select the ones relevant to your migration needs.
  
  
  
  Activate Migration Objects:
  
  For each selected migration object, ensure that you activate it. This is usually done by selecting the object and choosing the "Activate" option.
  Confirm any prompts that may appear to complete the activation process.
  
  
  
  Check Activation Status:
  
  After activation, verify that the status of the migration objects has changed to "Active" or a similar status indicating they are ready for use.
  
  
  
  Retry Migration:
  
  Once at least one migration object is activated, try to start the migration process again.
  
  
  
  Related Information:
  
  Migration Objects: These are predefined templates that define how data from the source system will be mapped to the target system. They include details about the fields, data types, and transformation rules.
  SAP Data Migration Cockpit: This is a tool provided by SAP to facilitate the migration of data from legacy systems to SAP S/4HANA or other SAP systems. It provides a user-friendly interface for managing migration projects.
  Documentation: Refer to the official SAP documentation for detailed guidance on using the Data Migration Cockpit and managing migration objects. This can provide additional insights into best practices and troubleshooting tips.
  
  By following these steps, you should be able to resolve the CNV_DMC_WDA003 error and proceed with your data migration project.