How To Fix SO401 - Enter operator

SO401 - Overview

• Message type: E = Error

• Message class: SO - SAPoffice: message texts

• Message number: 401

• Message text: Enter operator

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 SO401 - Enter operator ?

  The SAP error message SO401 "Enter operator" typically occurs in the context of creating or modifying selection criteria in reports or queries, particularly when using the SAP Query tool or similar functionalities. This error indicates that the system expects an operator (such as '=', '<>', '>', '<', etc.) to be specified in the selection criteria but it has not been provided.
  
  Cause:
  
  Missing Operator: The most common cause is that the user has not specified an operator in the selection criteria for a field.
  Incorrect Syntax: There may be a syntax error in the way the selection criteria is defined.
  User Input Error: The user may have inadvertently skipped entering the operator while defining the selection conditions.
  
  
  Solution:
  
  Check Selection Criteria: Go back to the selection screen where you defined your criteria and ensure that all fields have the appropriate operators specified.
  Correct Syntax: Make sure that the syntax used for the selection criteria is correct. For