How To Fix SDBALM047 - liveCache write-protected

SAP Error Message - Details

• Message type: E = Error

• Message class: SDBALM - SAP DB and liveCache Alert Monitoring

• Message number: 047

• Message text: liveCache write-protected

Alerts
<ZH>Green:</>
Can call liveCache applications
<ZH>Yellow:</>
Cannot determine whether it is possible to call liveCache applications
<ZH>Red:</>
Cannot call liveCache applications
Data Collector
<ZH>Collector A</>
(RZ20 -> SAP CCMS Technical Experts Monitors -> All Monitoring Contexts
,,-> <Name of the Database Connection> -> Collectors and Internals ->
Collectors -> Collector A)

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

Preset runtime interval of Collector A: 5 minutes

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SDBALM047 - liveCache write-protected ?

  The SAP error message SDBALM047 indicates that the liveCache is write-protected. This typically occurs when the liveCache is in a state that prevents any write operations, which can be due to various reasons such as maintenance activities, system configuration, or issues with the liveCache itself.
  Causes:
  
  Maintenance Mode: The liveCache may be in maintenance mode, which is a state where write operations are restricted to ensure data integrity during updates or maintenance tasks.
  Configuration Issues: Incorrect configuration settings in the liveCache or the SAP system can lead to write protection.
  Database Locking: There may be locks on the database that prevent write operations.
  Resource Limitations: Insufficient resources (like memory or disk space) can cause the liveCache to become write-protected.
  Corruption or Errors: There may be corruption in the liveCache or errors that have caused it to enter a write-protected state.
  
  Solutions:
  
  Check Maintenance Mode: Verify if the liveCache is in maintenance mode. If it is, you may need to wait until the maintenance is completed or manually exit maintenance mode if appropriate.
  Review Configuration: Check the configuration settings for the liveCache and ensure they are correct. This may involve reviewing parameters in the SAP system or the liveCache configuration.
  Release Locks: If there are locks on the database, you may need to identify and release them. This can often be done through transaction codes like SM12 (for lock entries) or SM21 (for system logs).
  Monitor Resources: Check the system resources to ensure that there is enough memory and disk space available. If resources are low, consider freeing up space or increasing resources.
  Check Logs: Review the logs for any errors or warnings that may indicate the cause of the write protection. This can provide insights into what went wrong.
  Restart Services: In some cases, restarting the liveCache service or the entire SAP system may resolve the issue.
  Contact SAP Support: If the issue persists and you cannot determine the cause, it may be necessary to contact SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (for system logs), and SDBAL (for liveCache administration).
  Documentation: Refer to SAP documentation for liveCache management and troubleshooting.
  System Monitoring: Implement monitoring tools to keep track of the liveCache status and resource usage to prevent future occurrences.
  
  Always ensure that you have proper backups and follow best practices when making changes to the system to avoid data loss or corruption.