How To Fix S1850 - Operator & is not permitted for one of the specified values

SAP Error Message - Details

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 850

• Message text: Operator & is not permitted for one of the specified values

What causes this issue?

The specified relational operator is invalid for at least one of the
specified values.

System Response

The following operators only operate on number values:
'>, >='
'<, <=, ><'
The following operators operate on number values and character strings:
'==, <>'

How to fix this error?

Correct your input, taking into consideration the above restrictions.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message S1850 - Operator & is not permitted for one of the specified values ?

  The SAP error message S1850, which states "Operator & is not permitted for one of the specified values," typically occurs in the context of ABAP programming or when using certain functions in SAP that involve comparisons or logical operations. This error indicates that there is an issue with the operator being used in a condition or expression, particularly when it is not applicable to the data types involved.
  Cause:
  
  Incompatible Data Types: The operator being used (e.g., =, <>, <, >, AND, OR, etc.) is not valid for the data types of the operands. For example, trying to compare a string with a numeric value.
  Invalid Operator: The operator itself may not be valid for the context in which it is being used.
  Null or Uninitialized Values: One of the values being compared may be null or uninitialized, leading to an invalid operation.
  
  Solution:
  
  Check Data Types: Ensure that the data types of the operands being compared or operated on are compatible. You can use the DESCRIBE FIELD statement in ABAP to check the data type of variables.
  Review the Logic: Look at the logic of the condition or expression where the error occurs. Make sure that the operators used are appropriate for the data types involved.
  Initialize Variables: Ensure that all variables are properly initialized before they are used in comparisons or logical operations.
  Use Type Casting: If necessary, use type casting to convert one of the operands to a compatible type before performing the operation.
  Debugging: Use debugging tools in SAP to step through the code and identify the exact line where the error occurs. This can help you understand the context better.
  
  Related Information:
  
  ABAP Documentation: Refer to the official SAP ABAP documentation for details on data types and operators.
  SAP Community: Check forums and community discussions for similar issues and solutions shared by other SAP users.
  SAP Notes: Look for any relevant SAP Notes that might address specific issues related to this error message.
  
  By following these steps, you should be able to identify the cause of the S1850 error and implement a suitable solution.