How To Fix MMPUR_REQ_COMMON108 - Unable to reach connected system; contact your system admin

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_REQ_COMMON - Requisition common messages

• Message number: 108

• Message text: Unable to reach connected system; contact your system admin

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?

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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 MMPUR_REQ_COMMON108 - Unable to reach connected system; contact your system admin ?

  The SAP error message MMPUR_REQ_COMMON108 ("Unable to reach connected system; contact your system admin") typically indicates that there is a communication issue between the SAP system you are using and another connected system, such as a backend system or an external service. This can occur in various scenarios, such as when trying to create or process purchase requisitions, or when integrating with other SAP modules or third-party applications.
  Causes
  
  Network Issues: There may be network connectivity problems between the SAP system and the connected system.
  Configuration Errors: Incorrect configuration settings in the SAP system or the connected system can lead to communication failures.
  System Downtime: The connected system may be down for maintenance or experiencing outages.
  Authorization Issues: The user may not have the necessary permissions to access the connected system.
  RFC Connection Problems: If the connected system is accessed via Remote Function Call (RFC), there may be issues with the RFC destination configuration.
  Firewall or Security Settings: Firewalls or security settings may be blocking the communication between the systems.
  
  Solutions
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the connected system is stable and functioning. You can use tools like ping or traceroute to diagnose network issues.
  Verify Configuration Settings: Review the configuration settings in both the SAP system and the connected system to ensure they are correct. This includes checking the RFC destination settings in transaction SM59.
  Check System Status: Verify if the connected system is up and running. If it is down, coordinate with the relevant team to resolve the issue.
  Review User Authorizations: Ensure that the user has the necessary authorizations to access the connected system. This may involve checking roles and permissions in both systems.
  Test RFC Connections: Use transaction SM59 to test the RFC connection to the connected system. This can help identify if there are any issues with the connection setup.
  Check Firewall Settings: If applicable, review firewall settings to ensure that they are not blocking the communication between the systems.
  Consult Logs: Check the SAP application logs (transaction SLG1) and system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  Related Information
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  Documentation: Review SAP documentation related to system integration and connectivity for best practices and troubleshooting steps.
  Support: If the issue persists after performing the above checks, consider reaching out to your SAP Basis team or SAP support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the issue causing the MMPUR_REQ_COMMON108 error message.