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

E0564 - Overview

• 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

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.

Unfortunately, there isn't any extra information in this error notice.

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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