How To Fix E0564 - Select another port name. Assign different type to port name.

SAP Error Message - Details

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 564

• Message text: Select another port name. Assign different type to port name.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message E0564 - Select another port name. Assign different type to port name. ?

  The SAP error message E0564, "Select another port name. Assign different type to port name," typically occurs in the context of configuring communication ports in SAP, particularly when dealing with interfaces or communication methods such as ALE (Application Link Enabling), IDocs, or RFC (Remote Function Call).
  Cause:
  This error usually arises due to one of the following reasons:
  
  Port Name Conflict: The port name you are trying to use is already assigned to another communication type or is not compatible with the type you are trying to assign.
  Incorrect Configuration: The port may not be configured correctly for the intended communication method, leading to a mismatch.
  System Restrictions: Certain naming conventions or restrictions may apply based on the system settings or the version of SAP you are using.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Existing Ports: Go to the transaction code WE21 (for IDoc ports) or SM59 (for RFC destinations) and check the list of existing ports. Ensure that the port name you are trying to use is not already in use or assigned to a different type.
  
  
  Choose a Different Port Name: If the port name is already in use, select a different, unique name that adheres to the naming conventions of your organization.
  
  
  Verify Port Configuration: Ensure that the port you are trying to create or modify is configured correctly for the intended communication type. For example, if you are setting up an IDoc port, ensure it is set up as an IDoc port and not as an RFC destination.
  
  
  Check for System Restrictions: Review any system documentation or guidelines that may specify naming conventions or restrictions for ports in your SAP environment.
  
  
  Consult Documentation: If you are unsure about the configuration, refer to the SAP Help documentation or consult with your SAP Basis or technical team for guidance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE21 for IDoc port configuration, SM59 for RFC destinations, and WE20 for partner profiles.
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message. You can search for specific notes in the SAP Support Portal.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  By following these steps, you should be able to resolve the E0564 error and successfully configure your communication ports in SAP.