How To Fix CACHE_REACTIVATION015 - HANA database schema is not retrieved; check system configuration

SAP Error Message - Details

• Message type: E = Error

• Message class: CACHE_REACTIVATION - Message class for CDS View Cache Reactivation

• Message number: 015

• Message text: HANA database schema is not retrieved; check system configuration

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CACHE_REACTIVATION015 - HANA database schema is not retrieved; check system configuration ?

  The SAP error message CACHE_REACTIVATION015 indicates that the HANA database schema could not be retrieved, which suggests a problem with the system configuration or connectivity to the HANA database. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Configuration Issues: The system configuration for the HANA database might not be set up correctly. This could include incorrect parameters in the configuration files or missing entries.
  Network Issues: There may be network connectivity problems between the application server and the HANA database.
  Database Availability: The HANA database might be down or not accessible due to maintenance or other issues.
  User Permissions: The user account being used to connect to the HANA database may not have the necessary permissions to access the schema.
  Cache Issues: There may be issues with the cache that prevent the schema from being retrieved.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the configuration settings in the SAP system for the HANA database connection. Ensure that the connection parameters (like host, port, user, password) are correct.
  Check the global.ini and hdbuserstore settings for any discrepancies.
  
  
  
  Test Connectivity:
  
  Use tools like hdbsql or other database clients to test the connectivity to the HANA database from the application server.
  Ensure that the network is functioning properly and that there are no firewall rules blocking access.
  
  
  
  Database Status:
  
  Check the status of the HANA database to ensure it is up and running. You can do this through the HANA Studio or command line.
  If the database is down, work with your database administrator to bring it back online.
  
  
  
  User Permissions:
  
  Verify that the user account used for the connection has the necessary permissions to access the required schema in the HANA database.
  If necessary, adjust the user roles and privileges.
  
  
  
  Clear Cache:
  
  If the issue is related to caching, consider clearing the cache or restarting the application server to refresh the connection.
  
  
  
  Review Logs:
  
  Check the application server logs and HANA database logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP HANA documentation for configuration and connectivity guidelines.
  Community Forums: Engage with the SAP Community or other forums where similar issues may have been discussed.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.