How To Fix XMS_MONI021 - Service ID '&1' for index ID '&2' is already active

XMS_MONI021 - Overview

• Message type: E = Error

• Message class: XMS_MONI - Messages for Monitoring

• Message number: 021

• Message text: Service ID '&1' for index ID '&2' is already active

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 XMS_MONI021 - Service ID '&1' for index ID '&2' is already active ?

  The SAP error message XMS_MONI021 indicates that a service ID (identified by &1) for a specific index ID (identified by &2) is already active. This typically occurs in the context of SAP's indexing and monitoring services, particularly when dealing with the SAP HANA database or other indexing services.
  
  Cause:
  The error usually arises when there is an attempt to activate or start a service or index that is already in an active state. This can happen due to:
  
  A previous activation process that has not completed or has not been properly terminated.
  A misconfiguration in the system that leads to multiple attempts to activate the same service.
  A race condition where multiple processes are trying to activate the same service simultaneously.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Status: Verify the current status of the service or index using the relevant transaction codes or monitoring tools in SAP. This will help you