Message type: E = Error
Message class: VCH_HL_ENGINE - Variant Configuration Engine
Message number: 022
Message text: The SQL connection to the engine cannot be established.
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.
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VCH_HL_ENGINE022
- The SQL connection to the engine cannot be established. ?The SAP error message VCH_HL_ENGINE022 indicates that there is an issue with establishing a SQL connection to the engine, which is typically related to the SAP HANA database or another SQL-based database that your SAP system is trying to connect to. Here are some common causes, potential solutions, and related information for this error: Causes: Database Unavailability: The database server may be down or not reachable due to network issues. Incorrect Connection Parameters: The connection parameters (hostname, port, username, password) may be incorrect. Firewall Issues: A firewall may be blocking the connection to the database server.
Configuration Issues: There may be misconfigurations in the database connection settings within the SAP system. Resource Limitations: The database server may be experiencing resource limitations (e.g., memory, CPU) that prevent new connections. Driver Issues: The database driver may not be installed correctly or may be outdated. Solutions: Check Database Status: Ensure that the database server is up and running. You can do this
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VCH_HL_ENGINE021
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