How To Fix /OSP/MSG473 - Active logical port for proxy class &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /OSP/MSG -

• Message number: 473

• Message text: Active logical port for proxy class &1 does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /OSP/MSG473 - Active logical port for proxy class &1 does not exist ?

  The SAP error message /OSP/MSG473 Active logical port for proxy class &1 does not exist typically indicates that there is an issue with the configuration of the logical ports for a proxy class in SAP Process Orchestration (PO) or SAP PI (Process Integration). This error occurs when the system is unable to find an active logical port for the specified proxy class, which is necessary for communication between systems.
  Cause:
  
  Missing Logical Port: The logical port for the specified proxy class has not been created or is not active.
  Incorrect Configuration: The logical port may be incorrectly configured or not assigned to the correct proxy class.
  Transport Issues: If the configuration was recently transported from another system, the logical port may not have been included in the transport.
  Authorization Issues: The user may not have the necessary authorizations to access the logical port.
  
  Solution:
  
  
  Create/Activate Logical Port:
  
  Go to transaction SOAMANAGER.
  Navigate to the "Web Service Configuration" section.
  Find the relevant proxy class and check if a logical port exists.
  If it does not exist, create a new logical port by clicking on "Create Logical Port".
  Ensure that the logical port is active.
  
  
  
  Check Configuration:
  
  Verify that the logical port is correctly configured with the necessary endpoint URL and authentication details.
  Ensure that the logical port is assigned to the correct proxy class.
  
  
  
  Transport Configuration:
  
  If the configuration was transported, ensure that the logical port was included in the transport request.
  If not, manually create the logical port in the target system.
  
  
  
  Authorization Check:
  
  Ensure that the user has the necessary authorizations to access the logical port.
  Check the roles and profiles assigned to the user.
  
  
  
  Testing:
  
  After creating or activating the logical port, test the connection to ensure that it is working correctly.
  You can use the "Test" functionality in SOAMANAGER to verify the configuration.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SOAMANAGER: For managing web service configurations and logical ports.
  SPRO: For accessing the configuration settings in the SAP system.
  
  
  
  Documentation: Refer to SAP Help documentation for detailed steps on configuring logical ports and proxy classes.
  
  
  Logs and Traces: Check the application logs (transaction SLG1) and the communication logs for any additional error messages that may provide more context on the issue.
  
  
  By following these steps, you should be able to resolve the error message and ensure that the logical port for the proxy class is correctly configured and active.