How To Fix E0255 - No default values could be determined from port description &1

E0255 - Overview

• Message type: E = Error

• Message class: E0 - SAP EDI messages

• Message number: 255

• Message text: No default values could be determined from port description &1

What causes this issue?

The system was not able to determine all default values from the
<GL:Port>port</> that you specified for testing.

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?

Amend the port description for the port &V1&.
<DS:TRAN.WE21>Execute function</>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E0255 - No default values could be determined from port description &1 ?

  The SAP error message E0255, which states "No default values could be determined from port description &1," typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO) when there is an issue with the configuration of a message mapping or interface mapping.
  
  Cause:
  
  
  Missing or Incorrect Port Description: The error indicates that the system is unable to find default values for the specified port description. This could be due to:
  
  The port description not being defined correctly.
  The port description not being activated or not existing in the system.
  The mapping not being able to retrieve the necessary information from the defined port.
  
  
  
  
  Configuration Issues: There may be issues in the configuration of the integration scenario, such as:
  
  Incorrectly configured sender or receiver agreements.
  Missing or incorrect parameters in the message mapping.
  
  
  
  Data Type Mismatch: If the data types expected by the mapping do not match the data types provided by the port description,