How To Fix BGRFC667 - Number of bgRFC units in runnable table

SAP Error Message - Details

• Message type: E = Error

• Message class: BGRFC - qRFC - New Background RFC

• Message number: 667

• Message text: Number of bgRFC units in runnable table

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message BGRFC667 - Number of bgRFC units in runnable table ?

  The SAP error message BGRFC667 indicates that the number of bgRFC (background Remote Function Call) units in the runnable table has exceeded a certain threshold. This can lead to performance issues or failures in processing background tasks.
  Cause:
  The error typically arises due to one or more of the following reasons:
  
  High Volume of bgRFC Calls: A large number of bgRFC calls are being generated, which can overwhelm the system.
  Configuration Issues: The bgRFC settings may not be optimized for the current workload, leading to an insufficient number of units being processed.
  Long-Running Processes: Some bgRFC units may be taking too long to complete, causing a backlog in the runnable table.
  System Resource Limitations: Insufficient system resources (CPU, memory) can lead to delays in processing bgRFC calls.
  
  Solution:
  To resolve the BGRFC667 error, consider the following steps:
  
  
  Monitor bgRFC Queue: Use transaction code SM58 to monitor the status of bgRFC calls and identify any that are stuck or taking too long to process.
  
  
  Adjust Configuration:
  
  Check the bgRFC configuration settings in transaction RZ10 or RZ11. You may need to adjust parameters such as bgRFC_MAX_UNITS or bgRFC_MAX_RUNNABLE.
  Increase the number of bgRFC units that can be processed concurrently.
  
  
  
  Optimize Long-Running Processes: Identify and optimize any long-running bgRFC calls. This may involve reviewing the code or logic of the function modules being called.
  
  
  System Resources: Ensure that the system has adequate resources (CPU, memory) to handle the bgRFC workload. Consider scaling up the hardware if necessary.
  
  
  Regular Maintenance: Implement regular monitoring and maintenance of bgRFC processes to prevent future occurrences of this error.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known issues related to bgRFC.
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM58: Monitor asynchronous RFC calls.
  SLG1: Check application logs for any related errors.
  RZ20: Monitor system performance and background jobs.
  
  
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may provide additional insights or solutions specific to your version of SAP.
  
  
  Documentation: Review the official SAP documentation on bgRFC for best practices and configuration guidelines.
  
  
  By following these steps, you should be able to address the BGRFC667 error and improve the performance of bgRFC processing in your SAP system.