How To Fix E0031 - Port '&' does not exist in the table of port descriptions

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 031

• Message text: Port '&' does not exist in the table of port descriptions

What causes this issue?

The file name of the outbound file is to be created for the port &v1&.
However, the port does not exist (any longer) in the table of port
definitions.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Create this port or use a port which already exists.

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ENDIF

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0031 - Port '&' does not exist in the table of port descriptions ?

  The SAP error message E0031, which states "Port '&' does not exist in the table of port descriptions," typically occurs when there is an issue with the configuration of communication ports in the SAP system. This error can arise in various contexts, such as when trying to send messages, perform remote function calls (RFC), or during the configuration of certain interfaces.
  Cause:
  
  Missing Port Configuration: The specified port does not exist in the system's configuration. This could be due to a typo in the port name or the port not being created in the system.
  Incorrect Port Name: The port name being referenced may be incorrect or not match the expected naming conventions.
  Transport Issues: If the system has recently undergone a transport or upgrade, the port configuration may not have been transported correctly.
  Authorization Issues: The user may not have the necessary authorizations to access the port configuration.
  
  Solution:
  
  
  Check Port Configuration:
  
  Go to transaction code WE21 (for IDoc ports) or SM59 (for RFC destinations) and verify if the port exists.
  If the port does not exist, you may need to create it or correct the configuration.
  
  
  
  Correct Port Name:
  
  Ensure that the port name being used in the transaction or program is correct. Check for any typos or discrepancies.
  
  
  
  Transport and Upgrade Checks:
  
  If the error occurred after a transport or upgrade, check the transport logs to ensure that the port configuration was included and correctly imported.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the port configuration. You may need to consult with your security team to ensure proper roles and permissions are assigned.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module or functionality you are working with, as there may be additional configuration steps required.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  WE21: Maintain IDoc Ports
  SM59: RFC Destinations (Display/Maintain)
  WE20: Partner Profiles (for IDocs)
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for relevant notes in the SAP Support Portal.
  
  
  Logs and Traces: If the issue persists, consider enabling logs or traces to gather more information about the error context, which can help in troubleshooting.
  
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.