How To Fix RPM_APPL021 - IDocs being processed in background sessions

RPM_APPL021 - Overview

• Message type: E = Error

• Message class: RPM_APPL - RPM Appl messages

• Message number: 021

• Message text: IDocs being processed in background sessions

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 RPM_APPL021 - IDocs being processed in background sessions ?

  The SAP error message RPM_APPL021 indicates that IDocs (Intermediate Documents) are being processed in background sessions. This typically occurs when there are issues with the processing of IDocs, which are used for data interchange between SAP systems and external systems.
  
  Cause:
  
  Background Processing: The IDocs are being processed in the background due to the configuration of the system or the way the IDocs are being sent. This can happen if the IDocs are not being processed in real-time or if there are too many IDocs queued for processing.
  System Load: High system load or performance issues can lead to delays in IDoc processing, causing them to be handled in background sessions.
  
  Configuration Issues: Incorrect configuration of the IDoc processing settings, such as the number of parallel processes allowed, can lead to this error.
  Error Handling: If there are errors in the IDocs themselves, they may be sent to the background for error handling or further