How To Fix XM048 - External user name missing (function &1)

XM048 - Overview

• Message type: E = Error

• Message class: XM - XMI interface and SMAPIS messages to XMI log

• Message number: 048

• Message text: External user name missing (function &1)

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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XM048 - Details

• The SAP error message XM048 "External user name missing (function &1)" typically occurs when there is an attempt to execute a function that requires an external user name, but the system cannot find or recognize the external user name in the context of the operation being performed.
  
  Cause:
  
  Missing External User Name: The most common cause is that the external user name has not been provided or is not available in the system for the specific function being executed.
  
  Configuration Issues: There may be configuration issues in the system that prevent the external user name from being recognized or retrieved.
  Authorization Issues: The user executing the function may not have the necessary authorizations to access the external user name.
  Data Inconsistencies: There could be inconsistencies in the data or settings related to user management or external systems.
  
  
  Solution:
  
  Check Input Parameters: Ensure that the external user name is being passed correctly to the function. If you are