How To Fix 01840 - Only the option '=' or pattern is possible here.

01840 - Overview

• Message type: E = Error

• Message class: 01 -

• Message number: 840

• Message text: Only the option '=' or pattern is possible here.

Self-Explanatory Message

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01840 - Details

• The SAP error message "01840 Only the option '=' or pattern is possible here" typically occurs in the context of ABAP programming, particularly when using the SELECT statement or when dealing with conditions in a WHERE clause. This error indicates that the system expects a specific type of comparison operator, but it has encountered something else.
  
  Cause:
  
  Incorrect Operator Usage: The error usually arises when an invalid operator is used in a condition. In ABAP, when filtering data in a SELECT statement or in a WHERE clause, only the equality operator (=) or pattern matching (LIKE) is allowed in certain contexts.
  Syntax Errors: There may be a syntax error in the code that leads to the misinterpretation of the condition.
  Data Type Mismatch: If the data types of the fields being compared are incompatible, it can lead to this error.
  
  
  Solution:
  
  
  Check the Condition: Review the WHERE clause or the condition in your SELECT statement. Ensure