How To Fix CNV_DMC_MC_EXCEPTION187 - Source structure &1 of view &2 cannot be ôNot Visibleö; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_MC_EXCEPTION - Exception texts of Migration Object Modeller

• Message number: 187

• Message text: Source structure &1 of view &2 cannot be ôNot Visibleö; see long text

What causes this issue?

For source structure &V1&, the view "&V2&? is set to ?Not Visible?. This
is not possible as source structure &V1& has at least one child
structure that is set to ?Visible? for this view. You need to ensure
that the view ?&V2&" is set to ?Not Visible? for all child structures.

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?

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_MC_EXCEPTION187 - Source structure &1 of view &2 cannot be ôNot Visibleö; see long text ?

  The SAP error message CNV_DMC_MC_EXCEPTION187 typically occurs in the context of data migration or data conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that a source structure (data structure) is not visible or accessible in the context of the view being used.
  Cause:
  
  Visibility Issues: The source structure may not be properly defined or may not be visible in the current context. This could be due to configuration issues or missing authorizations.
  Data Model Configuration: The data model may not be correctly set up, leading to the source structure not being recognized.
  Transport Issues: If the data model or structures were recently transported from another system, there may be inconsistencies or missing components.
  Version Compatibility: There may be compatibility issues between the source structure and the version of the DMC being used.
  
  Solution:
  
  Check Configuration: Ensure that the source structure is correctly configured and is part of the data model being used. Verify that it is defined in the relevant DMC settings.
  Authorization Check: Make sure that the user executing the migration has the necessary authorizations to access the source structure.
  Review Transport Logs: If the structures were transported, check the transport logs for any errors or warnings that might indicate issues with the transport.
  Recreate the Structure: If the structure is missing or corrupted, consider recreating it in the system.
  Consult Documentation: Refer to the SAP documentation for the Data Migration Cockpit for any specific requirements or configurations needed for the source structure.
  Long Text Review: Check the long text of the error message for additional details or specific instructions related to the error.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered and resolved similar issues.
  DMC Documentation: Review the official SAP documentation for the Data Migration Cockpit for best practices and configuration guidelines.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.