How To Fix E1118 - Port exists

SAP Error Message - Details

• Message type: E = Error

• Message class: E1 - Messages for IDoc Basis

• Message number: 118

• Message text: Port exists

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 E1118 - Port exists ?

  The SAP error message E1118, which states "Port exists," typically occurs in the context of SAP's communication and integration settings, particularly when dealing with RFC (Remote Function Call) destinations or when configuring communication between different SAP systems or between SAP and non-SAP systems.
  Cause:
  The error message E1118 indicates that there is an attempt to create a port that already exists in the system. This can happen in various scenarios, such as:
  
  Duplicate Port Creation: When a user tries to create a new port in transaction SO10 or WE21, but a port with the same name already exists.
  Configuration Issues: If there are inconsistencies in the configuration settings for communication, such as in the Logical System or RFC destination settings.
  Transport Issues: If a transport request is trying to import a configuration that includes a port that already exists in the target system.
  
  Solution:
  To resolve the E1118 error, you can follow these steps:
  
  
  Check Existing Ports:
  
  Go to transaction WE21 (for IDoc ports) or SO10 (for other types of ports) and check the list of existing ports.
  Look for the port name that you are trying to create and confirm if it already exists.
  
  
  
  Modify or Delete Existing Port:
  
  If the port already exists and you need to create a new one, consider modifying the existing port if it meets your requirements.
  If the existing port is no longer needed, you can delete it (ensure that it is not in use before deletion).
  
  
  
  Use a Different Name:
  
  If you need to create a new port and the existing one cannot be modified or deleted, consider using a different name for the new port.
  
  
  
  Check Transport Requests:
  
  If the error occurs during a transport, check the transport request for any duplicate entries related to ports and resolve any conflicts.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific version of SAP you are using, as there may be version-specific considerations or patches available.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  WE21: For managing IDoc ports.
  SO10: For managing other types of ports.
  SM59: For managing RFC destinations.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. You can search for E1118 in the SAP Support Portal.
  
  
  System Logs: Review system logs (transaction SLG1) for additional context or related error messages that may provide more insight into the issue.
  
  
  By following these steps, you should be able to identify the cause of the E1118 error and implement a suitable solution.