How To Fix SCTS_HDI451 - Logical AFL schema &1 is active (installed)

SAP Error Message - Details

• Message type: E = Error

• Message class: SCTS_HDI - Messages for CTS HDI API

• Message number: 451

• Message text: Logical AFL schema &1 is active (installed)

What causes this issue?

The check for active referenced containers/schemas showed that the
application function library (AFL) &V2& of the referenced logical AFL
schema &V1& is installed in the system and that the referenced AFL
schema is therefore active.

System Response

The system displays a success message.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SCTS_HDI451 - Logical AFL schema &1 is active (installed) ?

  The SAP error message SCTS_HDI451 indicates that a logical Application Function Library (AFL) schema is already active or installed in the system. This error typically arises when you attempt to install or activate a new AFL schema that conflicts with an existing one.
  Cause:
  The error occurs due to one of the following reasons:
  
  Existing Installation: The AFL schema you are trying to install is already present in the system.
  Conflicting Versions: There may be a version conflict if you are trying to install a different version of the AFL schema that is already active.
  Incomplete Uninstallation: If a previous installation was not properly uninstalled, remnants of that installation may still be present, causing conflicts.
  
  Solution:
  To resolve the SCTS_HDI451 error, you can follow these steps:
  
  
  Check Existing Schemas:
  
  Use the SAP HANA Studio or the SAP HANA Database Explorer to check the existing AFL schemas. You can run SQL queries to list the installed schemas and their statuses.
  
  
  
  Uninstall Existing Schema:
  
  If you determine that the existing schema is not needed, you can uninstall it. Use the appropriate commands or tools to remove the existing AFL schema.
  
  
  
  Reinstall the Schema:
  
  After ensuring that the previous schema is uninstalled, you can proceed to install the new AFL schema.
  
  
  
  Check for Dependencies:
  
  Ensure that there are no dependencies or other components that rely on the existing AFL schema before uninstalling it.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for specific instructions related to AFL schema management and installation procedures.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for assistance. They can provide guidance based on your specific system configuration and requirements.
  
  
  
  Related Information:
  
  SAP HANA Database: Understanding how to manage schemas in SAP HANA is crucial. Familiarize yourself with the HANA database management tools.
  AFL Documentation: Review the documentation related to the Application Function Library to understand its components and installation requirements.
  System Logs: Check system logs for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to resolve the SCTS_HDI451 error and successfully manage your AFL schemas in SAP.