How To Fix C1820 - Value "&" cannot be restricted

C1820 - Overview

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 820

• Message text: Value "&" cannot be restricted

What causes this issue?

You selected value '&V1&', which cannot be restricted. Only intervals
can be restricted.

System Response

The function is ignored.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1820 - Value "&" cannot be restricted ?

  The SAP error message C1820, which states "Value '&' cannot be restricted," typically occurs in the context of data selection or filtering in SAP systems, particularly when working with selection screens or queries. This error indicates that the value you are trying to use for filtering or selection is not valid or cannot be processed as expected.
  Causes:
  
  Invalid Value: The value you are trying to restrict may not exist in the database or is not valid for the field you are working with.
  Data Type Mismatch: The value may not match the expected data type for the field (e.g., trying to restrict a numeric field with a string value).
  Field Characteristics: The field may have specific characteristics or constraints that prevent certain values from being used.
  Authorization Issues: Sometimes, the error can arise due to insufficient authorizations to access certain values or data.
  Custom Code or Enhancements: If there are custom programs or enhancements in