How To Fix MMPUR_INTEGRATION_PO103 - Logical port for external system &1 not maintained

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_INTEGRATION_PO - Message class for Purchase Order integration

• Message number: 103

• Message text: Logical port for external system &1 not maintained

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_INTEGRATION_PO103 - Logical port for external system &1 not maintained ?

  The SAP error message MMPUR_INTEGRATION_PO103 indicates that there is an issue with the logical port configuration for an external system in the context of Purchase Order (PO) integration. This error typically arises when the system is trying to communicate with an external system (like a supplier or a third-party service) but cannot find the necessary configuration for the logical port.
  Cause:
  
  Missing Logical Port Configuration: The logical port for the specified external system is not maintained in the SAP system.
  Incorrect Logical Port Name: The logical port name specified in the configuration might be incorrect or does not match the expected name.
  Authorization Issues: There may be authorization issues preventing access to the logical port configuration.
  Transport Issues: If the configuration was recently transported from another system, it may not have been set up correctly in the target system.
  
  Solution:
  
  
  Maintain Logical Port:
  
  Go to transaction SOAMANAGER in SAP.
  Navigate to the Web Service Configuration section.
  Find the logical port for the external system (the name will be indicated in the error message).
  If it does not exist, create a new logical port and configure it with the necessary details (like endpoint URL, authentication method, etc.).
  
  
  
  Check Configuration:
  
  Ensure that the logical port is correctly configured with the right parameters.
  Verify that the service endpoint is reachable and correctly set up.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the logical port configuration.
  
  
  
  Testing:
  
  After maintaining the logical port, test the connection to ensure that the integration works as expected.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific integration scenario you are working with for additional guidance.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SOAMANAGER: For managing web service configurations and logical ports.
  WE20: For maintaining partner profiles (if applicable).
  
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to the logical port or integration scenarios.
  
  
  Integration Scenarios: Understand the specific integration scenario you are working with (e.g., EDI, IDoc, etc.) as this may affect how you configure the logical port.
  
  
  By following these steps, you should be able to resolve the MMPUR_INTEGRATION_PO103 error and ensure proper communication with the external system.