How To Fix ESH_RUBU_MSG018 - Shared Object of Runtime Buffer is currently being built

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_RUBU_MSG - ESH RuBu - Messages

• Message number: 018

• Message text: Shared Object of Runtime Buffer is currently being built

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_RUBU_MSG018 - Shared Object of Runtime Buffer is currently being built ?

  The SAP error message ESH_RUBU_MSG018 indicates that the shared object of the runtime buffer is currently being built. This typically occurs in the context of the SAP Enterprise Search (SAP ESH) or when working with the SAP HANA database, where the runtime buffer is used to store data temporarily for efficient access.
  Cause:
  
  Ongoing Build Process: The error usually arises when a background process is currently building or updating the runtime buffer. This can happen during data indexing or when changes are made to the underlying data model.
  Concurrency Issues: If multiple processes are trying to access or modify the runtime buffer simultaneously, it can lead to this error.
  System Performance: If the system is under heavy load, the build process may take longer than usual, causing other requests to encounter this error.
  
  Solution:
  
  Wait and Retry: The simplest solution is to wait for a few moments and then retry the operation. The build process should complete, allowing access to the runtime buffer.
  Check Background Jobs: Use transaction codes like SM37 to check for any background jobs related to the runtime buffer or data indexing. Ensure that these jobs are running without issues.
  Monitor System Performance: If the system is under heavy load, consider monitoring the performance and resource usage. You may need to optimize the system or schedule heavy jobs during off-peak hours.
  Restart Services: If the issue persists, you may need to restart the relevant services or processes related to the SAP ESH or the database.
  Consult Logs: Check the application logs for any additional error messages or warnings that could provide more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review the SAP documentation for Enterprise Search and runtime buffer management to understand how these components work and best practices for managing them.
  Support: If the problem continues and impacts business operations, consider reaching out to SAP Support for assistance.
  
  By following these steps, you should be able to resolve the error and ensure that the runtime buffer is built successfully.