How To Fix LVC000 - Cannot open SQL connection to liveCache &1

SAP Error Message - Details

• Message type: E = Error

• Message class: LVC - Error Texts for LiveCache Monitoring, Administration...

• Message number: 000

• Message text: Cannot open SQL connection to liveCache &1

What causes this issue?

An SQL connection can only be created in liveCache operational state
ONLINE.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the operational state of the liveCache.
If you could not create a connection although the liveCache is in the
ONLINE operational state, you can use the developer trace for the
relevant work process for error analysis.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message LVC000 - Cannot open SQL connection to liveCache &1 ?

  The SAP error message "LVC000 Cannot open SQL connection to liveCache &1" typically indicates an issue with the connection to the liveCache database, which is used for various applications, including SAP Advanced Planning and Optimization (APO). Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Database Unavailability: The liveCache database may be down or not running.
  Network Issues: There could be network connectivity problems between the SAP application server and the liveCache database server.
  Configuration Issues: Incorrect configuration settings in the SAP system or in the liveCache database connection parameters.
  Authorization Issues: The user may not have the necessary permissions to access the liveCache database.
  Resource Limitations: The liveCache instance may be running out of resources (e.g., memory, disk space).
  
  Solutions:
  
  Check Database Status: Ensure that the liveCache database is up and running. You can do this by checking the database logs or using database management tools.
  Network Connectivity: Verify that there are no network issues preventing the SAP application server from connecting to the liveCache database. You can use tools like ping or telnet to test connectivity.
  Review Configuration: Check the configuration settings in the SAP system for the liveCache connection. This includes verifying the connection parameters (hostname, port, etc.) in the SAP system.
  User Authorizations: Ensure that the user account being used to connect to the liveCache has the necessary authorizations. You may need to check user roles and permissions.
  Resource Monitoring: Monitor the liveCache instance for resource usage. If it is running low on resources, consider increasing the allocated resources or optimizing the database.
  Restart Services: If the above steps do not resolve the issue, consider restarting the liveCache service or the SAP application server.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to liveCache and the specific error message for any known issues or patches.
  System Logs: Review the system logs (transaction SM21) for any additional error messages or warnings that could provide more context.
  Transaction Codes: Use transaction codes like LC10 (for liveCache administration) to check the status and configuration of the liveCache.
  Documentation: Refer to the official SAP documentation for liveCache and APO for detailed configuration and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.