How To Fix CCMS_XMB028 - Application system: Receiver messages with QoS "Exactly Once"

CCMS_XMB028 - Overview

• Message type: E = Error

• Message class: CCMS_XMB - CCMS: Monitoring for Exchang Infrastructure

• Message number: 028

• Message text: Application system: Receiver messages with QoS "Exactly Once"

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 CCMS_XMB028 - Application system: Receiver messages with QoS "Exactly Once" ?

  The SAP error message CCMS_XMB028 typically relates to issues with the messaging system in SAP, particularly when dealing with the Quality of Service (QoS) setting "Exactly Once." This QoS setting ensures that messages are delivered exactly one time, which is critical for maintaining data integrity in transactional systems.
  
  Cause:
  The error message CCMS_XMB028 can occur due to several reasons, including:
  
  
  Message Processing Failures: If the receiver system is unable to process the message due to a temporary issue (e.g., system downtime, network issues, etc.), it can lead to this error.
  
  
  
  Configuration Issues: Incorrect configuration of the messaging system or the receiver system can lead to failures in message delivery.
  
  
  Resource Limitations: If the system is under heavy load or if there are resource constraints (e.g., memory, CPU), it may not be able to process messages as expected.
  
  
  Database Locking: If the database is locked or if there are issues with database transactions, it can prevent the