How To Fix WOST_WSRS_WD002 - Shared memory object cannot be read

SAP Error Message - Details

• Message type: E = Error

• Message class: WOST_WSRS_WD -

• Message number: 002

• Message text: Shared memory object cannot be read

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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Smart SAP Assistant

• What is the cause and solution for SAP error message WOST_WSRS_WD002 - Shared memory object cannot be read ?

  The SAP error message WOST_WSRS_WD002 indicates that there is an issue with reading a shared memory object. This can occur in various scenarios, often related to performance issues, system configuration, or memory management. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Memory Allocation Issues: The shared memory segment may not be allocated properly or may have been released unexpectedly.
  System Configuration: Incorrect configuration settings in the SAP system can lead to issues with shared memory access.
  Kernel Issues: Bugs or issues in the SAP kernel version being used can also lead to this error.
  Resource Limits: The system may have reached its limits for shared memory segments, causing failures in reading them.
  Concurrency Issues: Multiple processes trying to access the same shared memory object simultaneously can lead to conflicts.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) for any related error messages that could provide more context.
  Restart the Application Server: Sometimes, simply restarting the application server can resolve temporary issues with shared memory.
  Increase Shared Memory Limits: If the system is hitting resource limits, consider increasing the shared memory settings in the operating system or SAP profile parameters.
  Update SAP Kernel: Ensure that you are using the latest version of the SAP kernel, as updates often include bug fixes and performance improvements.
  Check Configuration Settings: Review the configuration settings related to shared memory in the SAP system (e.g., parameters like shmmax, shmall in Unix/Linux systems).
  Monitor Memory Usage: Use transaction ST02 (Tune Summary) to monitor memory usage and identify any bottlenecks or issues.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  SAP Support Portal: Utilize the SAP Support Portal to search for specific notes or patches related to this error.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST02 (Tune Summary), and SM37 (Job Monitoring) for troubleshooting.
  Documentation: Review SAP documentation related to memory management and performance tuning for best practices.
  
  If the issue persists after trying the above solutions, it may be necessary to engage SAP support for further assistance.