How To Fix GEF_CORE_MSG020 - General error in accessing SAP HANA: &1.

SAP Error Message - Details

• Message type: E = Error

• Message class: GEF_CORE_MSG - Message class for GEF core

• Message number: 020

• Message text: General error in accessing SAP HANA: &1.

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 GEF_CORE_MSG020 - General error in accessing SAP HANA: &1. ?

  The SAP error message GEF_CORE_MSG020, which indicates a "General error in accessing SAP HANA," can arise from various underlying issues. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Network Issues: Problems with the network connection between the SAP application server and the SAP HANA database can lead to this error.
  Database Availability: The SAP HANA database might be down or not reachable due to maintenance or unexpected outages.
  Configuration Errors: Incorrect configuration settings in the SAP system or the HANA database can prevent proper communication.
  Authorization Issues: The user or service account may not have the necessary permissions to access the HANA database.
  Resource Limitations: Insufficient resources (CPU, memory, etc.) on the HANA server can lead to access issues.
  Version Compatibility: Incompatibility between the SAP application version and the HANA database version can also cause access problems.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP application server and the HANA database is stable and functioning correctly. Use tools like ping or telnet to test connectivity.
  Verify Database Status: Check if the SAP HANA database is up and running. You can do this by accessing the HANA Studio or using command-line tools to check the database status.
  Review Configuration Settings: Ensure that the connection parameters (like host, port, user credentials) in the SAP system are correctly configured to connect to the HANA database.
  Check User Permissions: Verify that the user account being used to access the HANA database has the necessary permissions. You may need to consult with your database administrator.
  Monitor Resource Usage: Check the resource utilization on the HANA server. If resources are maxed out, consider scaling up the server or optimizing queries to reduce load.
  Compatibility Check: Ensure that the versions of the SAP application and the HANA database are compatible. Refer to SAP's Product Availability Matrix for guidance.
  Review Logs: Check the application and 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.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Documentation: Review the official SAP documentation for both the application and HANA database for best practices on configuration and troubleshooting.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP Support for further assistance.