How To Fix MQ191 - Phase &: & hours & minutes

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 191

• Message text: Phase &: & hours & minutes

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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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MQ191 - Phase &: & hours & minutes ?

  The SAP error message MQ191 typically relates to issues with the message queue in the SAP system, particularly in the context of message processing and communication between different components or systems. The error message format usually indicates a problem with the processing time of a message, where the system is unable to process a message within the expected time frame.
  Cause:
  
  Long Processing Time: The message processing is taking longer than expected, which could be due to various reasons such as system performance issues, high load on the server, or inefficient processing logic.
  Deadlocks or Lock Contention: Other processes may be holding locks on resources that the message processing needs, causing delays.
  Configuration Issues: Incorrect configuration of the message queue or related components can lead to processing delays.
  Network Issues: If the message is being sent to or received from a remote system, network latency or connectivity issues can cause delays.
  
  Solution:
  
  Performance Monitoring: Check the performance of the SAP system and the specific components involved in message processing. Use transaction codes like ST03N (Workload Analysis) or ST22 (Dump Analysis) to identify bottlenecks.
  Review Logs: Look at the application logs (transaction SLG1) and system logs (transaction SM21) for any errors or warnings that might provide more context about the issue.
  Optimize Processing Logic: If the processing logic is inefficient, consider optimizing the code or the configuration to improve performance.
  Check for Locks: Use transaction SM12 to check for any locks that might be causing contention and resolve them if necessary.
  Adjust Timeout Settings: If applicable, consider adjusting the timeout settings for message processing to allow for longer processing times if the workload justifies it.
  Network Diagnostics: If the issue is related to network communication, perform network diagnostics to ensure that there are no connectivity issues.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Documentation: Review the official SAP documentation related to message queues and asynchronous processing for best practices and configuration guidelines.
  Community Forums: Engage with the SAP community forums or user groups to see if others have encountered similar issues and what solutions they have found effective.
  
  If the problem persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.