How To Fix MQ664 - Operating system : &1

SAP Error Message - Details

• Message type: E = Error

• Message class: MQ - Messages for Euro Changeover Package

• Message number: 664

• Message text: Operating system : &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MQ664 - Operating system : &1 ?

  The SAP error message MQ664 typically indicates an issue related to the operating system environment in which the SAP system is running. The message format usually looks like this:
  MQ664 Operating system: &1
  Where &1 is a placeholder for the specific operating system that is causing the issue.
  Cause:
  The error can arise due to various reasons, including but not limited to:
  
  Incompatibility: The SAP system may not be fully compatible with the version of the operating system being used.
  Configuration Issues: There may be misconfigurations in the SAP system or the underlying operating system.
  Resource Limitations: The operating system may be running out of resources (e.g., memory, disk space).
  Permissions: There may be insufficient permissions for the SAP user to access certain resources or files on the operating system.
  Network Issues: If the SAP system relies on network resources, any network-related issues could trigger this error.
  
  Solution:
  To resolve the MQ664 error, you can take the following steps:
  
  
  Check Compatibility: Verify that the version of the operating system is compatible with the version of SAP you are using. Refer to the SAP Product Availability Matrix for guidance.
  
  
  Review Configuration: Check the configuration settings of both the SAP system and the operating system. Ensure that all necessary parameters are set correctly.
  
  
  Monitor Resources: Use system monitoring tools to check for resource usage (CPU, memory, disk space). If resources are low, consider optimizing or upgrading the system.
  
  
  Check Permissions: Ensure that the SAP user has the necessary permissions to access required files and directories on the operating system.
  
  
  Review Logs: Check the SAP application logs and operating system logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  Network Configuration: If applicable, check the network configuration and ensure that all required services are running and accessible.
  
  
  Consult SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error message.
  
  
  Contact Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  SAP Notes: Always check for specific SAP Notes related to the error message for detailed troubleshooting steps and solutions.
  Documentation: Review the official SAP documentation for your specific version to understand any known issues or configuration requirements.
  Community Forums: Engage with the SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to diagnose and resolve the MQ664 error effectively.