How To Fix BGRFC021 - Instance &1: bgRFC supervisor (&2) closed

SAP Error Message - Details

• Message type: E = Error

• Message class: BGRFC - qRFC - New Background RFC

• Message number: 021

• Message text: Instance &1: bgRFC supervisor (&2) closed

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 BGRFC021 - Instance &1: bgRFC supervisor (&2) closed ?

  The SAP error message BGRFC021 indicates that the bgRFC (background Remote Function Call) supervisor for a specific instance has closed unexpectedly. This can lead to issues with the processing of bgRFC calls, which are used for asynchronous communication between different SAP systems or within the same system.
  
  Cause:
  The error can occur due to several reasons, including:
  
  Instance Shutdown: The bgRFC supervisor instance may have been shut down or restarted, either manually or due to system maintenance.
  Resource Issues: Insufficient system resources (like memory or CPU) can cause the bgRFC supervisor to terminate unexpectedly.
  
  Configuration Issues: Incorrect configuration settings for bgRFC or the underlying transport layer can lead to this error.
  Network Issues: Problems with network connectivity can also cause the bgRFC supervisor to fail.
  System Errors: Other underlying system errors or bugs in the SAP system can lead to the supervisor closing.
  
  
  Solution:
  To resolve the BGRFC021 error, you can take the following steps:
  
  
  Check Instance Status: Verify if