How To Fix RSCRT002 - Daemon '&1' cannot be used; use daemon '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCRT - Near-To-Real-Time Messages

• Message number: 002

• Message text: Daemon '&1' cannot be used; use daemon '&2'

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 RSCRT002 - Daemon '&1' cannot be used; use daemon '&2' ?

  The SAP error message RSCRT002 indicates that a specific daemon (background process) cannot be used and suggests using an alternative daemon instead. This error typically arises in the context of SAP's background processing or report scheduling.
  Cause:
  The error can occur due to several reasons:
  
  Daemon Unavailability: The specified daemon (&1) may not be running or may have encountered an error, making it unavailable for processing.
  Configuration Issues: There may be configuration issues in the SAP system that prevent the daemon from being used.
  Resource Constraints: The system may be facing resource constraints (e.g., memory, CPU) that affect the daemon's ability to function properly.
  Version Mismatch: There could be a version mismatch or compatibility issue with the daemon being used.
  
  Solution:
  To resolve the RSCRT002 error, you can take the following steps:
  
  
  Check Daemon Status:
  
  Use transaction code SM37 to check the status of the background jobs and daemons.
  Ensure that the daemon specified in the error message (&1) is running. If it is not, you may need to start it.
  
  
  
  Use Alternative Daemon:
  
  Follow the suggestion in the error message and use the alternative daemon (&2). This may involve changing the configuration or settings in your job scheduling.
  
  
  
  Review Configuration:
  
  Check the configuration settings for background processing in transaction SM63 (Background Processing Configuration).
  Ensure that the daemons are correctly configured and that there are no conflicts.
  
  
  
  Monitor System Resources:
  
  Use transaction ST02 (Tune Summary) or ST04 (Database Performance Analysis) to monitor system resources and identify any bottlenecks.
  If resource constraints are identified, consider optimizing the system or increasing resources.
  
  
  
  Check Logs:
  
  Review the system logs (transaction SM21) and the developer trace files (transaction ST11) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes and documentation related to background processing and daemons for any specific guidance or patches that may be applicable.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM37: Monitor Background Jobs
  SM63: Background Processing Configuration
  ST02: Tune Summary
  ST04: Database Performance Analysis
  SM21: System Log
  ST11: Developer Traces
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  
  
  By following these steps, you should be able to diagnose and resolve the RSCRT002 error in your SAP system.