How To Fix AQ030 - Error at control module &

SAP Error Message - Details

• Message type: E = Error

• Message class: AQ - Message texts for SAP Query

• Message number: 030

• Message text: Error at control module &

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.

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 AQ030 - Error at control module & ?

  The SAP error message AQ030, which states "Error at control module &," typically occurs in the context of the SAP Advanced Queuing (AQ) system. This error can arise due to various reasons related to the configuration or operation of the control module in the AQ environment.
  Causes:
  
  Configuration Issues: The control module may not be properly configured, leading to communication problems.
  Network Problems: There could be network connectivity issues affecting the communication between the SAP system and the control module.
  Resource Limitations: The system may be running out of resources (e.g., memory, CPU) required to execute the control module.
  Authorization Issues: The user or process may not have the necessary authorizations to access or execute the control module.
  Software Bugs: There may be bugs or inconsistencies in the version of SAP you are using that affect the control module's operation.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the control module to ensure they are correct. This includes checking parameters in transaction codes like AQ01 or AQ02.
  Network Diagnostics: Use network diagnostic tools to check for connectivity issues between the SAP system and the control module.
  Monitor System Resources: Use transaction codes like SM50 or SM66 to monitor system resources and ensure that there are enough resources available for the control module to function.
  Review Authorizations: Ensure that the user or process executing the control module has the necessary authorizations. You can check this in transaction SU53 or PFCG.
  Check SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address known issues or bugs related to the AQ system.
  Consult Logs: Review system logs (transaction SM21) and application logs (transaction SLG1) for more detailed error messages that can provide additional context for the error.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Advanced Queuing for detailed information on configuration and troubleshooting.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Support Tickets: If the issue persists, consider opening a support ticket with SAP for further assistance.
  
  By following these steps, you should be able to identify the root cause of the AQ030 error and implement an appropriate solution.