How To Fix APPL_PROC_HUB_PR016 - SAP S/4HANA system is not active as a hub system

SAP Error Message - Details

• Message type: E = Error

• Message class: APPL_PROC_HUB_PR - Message Class for Purchase Requisition Extraction

• Message number: 016

• Message text: SAP S/4HANA system is not active as a hub system

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 APPL_PROC_HUB_PR016 - SAP S/4HANA system is not active as a hub system ?

  The error message APPL_PROC_HUB_PR016 in an SAP S/4HANA system indicates that the system is not configured or activated as a hub system. This typically occurs in scenarios where the system is expected to act as a central hub for processing certain applications or services, but it has not been set up correctly to fulfill that role.
  Cause:
  
  System Configuration: The SAP S/4HANA system is not configured to operate as a hub system. This could be due to missing settings in the system configuration.
  Activation Issues: The necessary components or services that enable hub functionality may not be activated.
  Transport Layer: The transport layer settings may not be correctly configured to allow the system to function as a hub.
  Version Compatibility: There may be compatibility issues with the version of SAP S/4HANA being used.
  
  Solution:
  To resolve the APPL_PROC_HUB_PR016 error, you can follow these steps:
  
  
  Check System Configuration:
  
  Go to the SAP Fiori Launchpad or SAP GUI and check the system settings.
  Ensure that the system is configured as a hub system. This can typically be done in transaction SPRO (SAP Reference IMG) under the relevant configuration settings.
  
  
  
  Activate Required Services:
  
  Use transaction /IWFND/MAINT_SERVICE to check if the necessary OData services are activated.
  Activate any missing services that are required for the hub functionality.
  
  
  
  Review Transport Layer Settings:
  
  Check the transport layer settings in transaction STMS to ensure that the system is correctly set up to handle transport requests.
  
  
  
  Check for Notes and Patches:
  
  Look for any SAP Notes or patches that may address this specific error. You can search the SAP Support Portal for relevant notes.
  
  
  
  System Restart:
  
  Sometimes, a simple restart of the system can resolve configuration issues. Ensure that all necessary services are running after the restart.
  
  
  
  Consult Documentation:
  
  Review the official SAP documentation for your version of S/4HANA to ensure that all prerequisites for hub system configuration are met.
  
  
  
  Contact SAP Support:
  
  If the issue persists after following the above steps, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  SAP Notes: Always check for relevant SAP Notes that may provide additional insights or solutions for this error.
  SAP Community: Engage with the SAP Community forums where other users may have encountered and resolved similar issues.
  Documentation: Refer to the official SAP Help Portal for detailed guides on configuring SAP S/4HANA as a hub system.
  
  By following these steps, you should be able to diagnose and resolve the APPL_PROC_HUB_PR016 error in your SAP S/4HANA system.