How To Fix K4601 - Enter a user name

K4601 - Overview

• Message type: E = Error

• Message class: K4 - Order settlement configuration tables

• Message number: 601

• Message text: Enter a user name

What causes this issue?

You have entered a line without a user name.

System Response

The system does not accept the line because a user name is required
for every Mail you send.

How to fix this error?

Enter a user name or choose "Skip".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K4601 - Enter a user name ?

  The SAP error message K4601, which states "Enter a user name," typically occurs in the context of SAP's Controlling (CO) module, particularly when trying to execute certain transactions or reports that require user identification. This error indicates that the system expects a user name to be entered but it has not been provided.
  
  Cause:
  
  Missing User Input: The most common cause is that the user has not entered a user name in the required field.
  System Configuration: There may be a configuration issue in the system that is not properly set up to capture or recognize user names.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to access certain functionalities, leading to prompts for user identification.
  
  
  Solution:
  
  Enter a User Name: The immediate solution is to enter a valid user name in the field where the error is prompted. Ensure that the user name is correctly spelled and formatted.
  Check User Authorizations: If the