How To Fix ESH_ESAAS_MSG021 - Reading from database has failed for schema &1, table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_ESAAS_MSG - Search as a Service (ESaaS)

• Message number: 021

• Message text: Reading from database has failed for schema &1, table &2

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_ESAAS_MSG021 - Reading from database has failed for schema &1, table &2 ?

  The SAP error message ESH_ESAAS_MSG021 indicates that there was a failure when attempting to read from the database for a specific schema and table. This error can occur in various contexts, particularly when dealing with the SAP Enterprise Search or the SAP HANA database.
  Possible Causes:
  
  Database Connectivity Issues: There may be a problem with the connection to the database, such as network issues or database server downtime.
  Schema/Table Does Not Exist: The specified schema or table may not exist in the database, possibly due to a typo or because it has been deleted or not created.
  Insufficient Permissions: The user or service account attempting to access the schema/table may not have the necessary permissions to read from it.
  Corrupted Data: There may be corruption in the database that is preventing access to the specified table.
  Configuration Issues: There may be misconfigurations in the SAP system or the database settings that are causing the read operation to fail.
  
  Solutions:
  
  
  Check Database Connectivity:
  
  Verify that the database server is up and running.
  Check network connectivity between the SAP application server and the database server.
  
  
  
  Verify Schema and Table Existence:
  
  Use database management tools (like SQL clients) to check if the specified schema and table exist.
  Ensure that the names are correctly spelled and match the case sensitivity of the database.
  
  
  
  Review User Permissions:
  
  Check the permissions of the user or service account that is trying to access the schema/table.
  Grant the necessary read permissions if they are missing.
  
  
  
  Check for Data Corruption:
  
  Run database integrity checks to identify and fix any corruption issues.
  Consult with your database administrator for assistance.
  
  
  
  Review Configuration Settings:
  
  Check the configuration settings in the SAP system related to database connections and ensure they are correct.
  Review any recent changes made to the system that could have affected database access.
  
  
  
  Consult SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and database connectivity for more detailed information.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Support Tickets: If the issue persists, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the ESH_ESAAS_MSG021 error message.