How To Fix TN054 - Support Package cannot be imported during kernel switch or downtime

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 054

• Message text: Support Package cannot be imported during kernel switch or downtime

What causes this issue?

You must not apply Support Packages while an upgrade is running, since
it may make the system inconsistent.

System Response

The Support Package cannot be imported.

How to fix this error?

Wait until the upgrade has finished before importing the Support
Package.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TN054 - Support Package cannot be imported during kernel switch or downtime ?

  The SAP error message TN054, which states "Support Package cannot be imported during kernel switch or downtime," typically occurs when you attempt to import a support package while the system is in a state that does not allow for such operations. This can happen during a kernel upgrade, system downtime, or when the system is in a maintenance mode.
  Causes:
  
  Kernel Switch in Progress: The system is currently undergoing a kernel upgrade or switch, which locks certain functionalities, including the import of support packages.
  System Downtime: The system is in a downtime state, which is often the case during maintenance activities or scheduled downtimes.
  Locking Mechanisms: SAP has built-in mechanisms to prevent changes during critical operations to ensure system stability and integrity.
  
  Solutions:
  
  Wait for Kernel Switch to Complete: If a kernel switch is in progress, you need to wait until it is completed. Once the switch is done, you can proceed with the support package import.
  Check System Status: Ensure that the system is not in downtime. You can check the system status using transaction codes like SM51 (to view active instances) or SM37 (to check job statuses).
  Restart the System: If you believe the system is stuck in a downtime state, you may need to restart the system. However, this should be done with caution and ideally during a planned maintenance window.
  Review Logs: Check the system logs (transaction SM21) for any additional errors or messages that might provide more context on why the import is failing.
  Consult SAP Notes: Look for relevant SAP Notes that might address this specific error or provide additional troubleshooting steps. You can search for notes related to TN054 in the SAP Support Portal.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SPAM (Support Package Manager) and SAINT (Add-On Installation Tool) for managing support packages and add-ons.
  SAP Kernel Upgrade Documentation: Review the official SAP documentation regarding kernel upgrades and support package imports to ensure you are following best practices.
  System Maintenance Procedures: Ensure that you have a clear maintenance plan that includes proper scheduling of kernel upgrades and support package imports to minimize downtime and errors.
  
  By following these steps, you should be able to resolve the TN054 error and successfully import the required support packages once the system is in a suitable state.