How To Fix CFD_REGISTRY_CHECK209 - Former draft 1.0 extension association &1 not identical to active one &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CFD_REGISTRY_CHECK - Custom Fields: Messages for Registry Check

• Message number: 209

• Message text: Former draft 1.0 extension association &1 not identical to active one &2

What causes this issue?

The former draft 1.0 association with alias <(>&<)>1 must select like
the active association <(>&<)>2 from extension include view <(>&<)>3
with identical on-condition. This is necessary to ensure that during
upgrade the import of a "draft 2.0 application" into a system with
already extended formerly draft 1.0 views does not stop due to syntax
errors.

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?

Change your CDS view back to the original state where you keep the draft
association <(>&<)>1 identical to the active one <(>&<)>2.

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 CFD_REGISTRY_CHECK209 - Former draft 1.0 extension association &1 not identical to active one &2 ?

  The SAP error message CFD_REGISTRY_CHECK209 indicates a mismatch between a former draft extension and the currently active extension in the system. This typically occurs in the context of SAP Cloud Application Programming (CAP) or when dealing with extensions in the SAP Cloud Platform.
  Cause:
  The error arises when there is an inconsistency between the metadata of an extension that was previously drafted and the one that is currently active. This can happen due to several reasons:
  
  The extension was modified after the draft was created, leading to differences in the structure or content.
  The draft was not properly activated, or there were changes made to the active version that were not reflected in the draft.
  There may be issues with versioning or deployment of the extensions.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check the Extensions: Review the metadata of both the draft extension and the active extension. Ensure that they are identical in terms of structure, fields, and configurations.
  
  
  Recreate the Draft: If there are discrepancies, consider recreating the draft extension based on the current active version. This ensures that the draft is in sync with the active extension.
  
  
  Activate the Draft: If the draft is correct and you want to make it active, ensure that you properly activate it. This may involve using the appropriate transaction codes or tools in the SAP environment.
  
  
  Clear Cache: Sometimes, clearing the cache can help resolve inconsistencies. This can be done through the SAP system settings or by using specific transaction codes.
  
  
  Consult Documentation: Refer to the official SAP documentation for guidance on managing extensions and drafts. This can provide insights into best practices and troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP support for further assistance. They can provide more specific guidance based on your system configuration.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches.
  Version Control: Implement a version control strategy for your extensions to avoid such issues in the future.
  Testing: Always test changes in a development or quality assurance environment before deploying to production to catch any potential issues early.
  
  By following these steps, you should be able to resolve the CFD_REGISTRY_CHECK209 error and ensure that your extensions are properly aligned.