How To Fix MQ199 - Event & could not be sent

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 199

• Message text: Event & could not be sent

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MQ199 - Event & could not be sent ?

  The SAP error message MQ199, which states "Event & could not be sent," typically relates to issues with the messaging system in SAP, particularly when using the SAP Event Management or SAP Process Integration (PI) systems. This error indicates that an event could not be sent to the specified destination, which can be due to various reasons.
  Causes of MQ199 Error
  
  
  Configuration Issues: The messaging system may not be properly configured. This includes settings related to the message queue, communication channels, or the event management system.
  
  
  Network Problems: There may be network connectivity issues preventing the message from being sent to the target system.
  
  
  Destination Not Available: The target system or service may be down or not reachable, leading to the inability to send the event.
  
  
  Authorization Issues: The user or service account attempting to send the event may not have the necessary permissions to do so.
  
  
  Message Format Errors: The event message may not conform to the expected format, leading to rejection by the messaging system.
  
  
  Queue Overload: The message queue may be overloaded or full, preventing new messages from being processed.
  
  
  Solutions to MQ199 Error
  
  
  Check Configuration: Review the configuration settings for the messaging system, including the destination settings, communication channels, and any relevant parameters in the SAP system.
  
  
  Network Connectivity: Ensure that there are no network issues. You can test connectivity to the target system using tools like ping or telnet.
  
  
  Check Target System Status: Verify that the target system or service is up and running. If it is down, you may need to wait until it is back online.
  
  
  Review Authorizations: Check the user roles and authorizations to ensure that the account used to send the event has the necessary permissions.
  
  
  Validate Message Format: Ensure that the event message is correctly formatted and adheres to the expected schema. You may need to debug the message creation process.
  
  
  Monitor Queue Status: Check the status of the message queue to see if it is overloaded. If it is, you may need to clear some messages or increase the queue capacity.
  
  
  Error Logs: Review the SAP application logs (transaction SLG1) and the relevant system logs for more detailed error messages that can provide additional context.
  
  
  Related Information
  
  SAP Notes: Check SAP Notes related to MQ199 for any specific patches or updates that may address known issues.
  Documentation: Refer to the official SAP documentation for Event Management or Process Integration for detailed configuration and troubleshooting steps.
  Community Forums: Engage with SAP community forums or support channels for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP support for further assistance.