How To Fix E2139 - Type change is not possible (value '&' is not numeric)

E2139 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 139

• Message text: Type change is not possible (value '&' is not numeric)

What causes this issue?

You have changed the data type of the domain from CHAR to a numeric
data type. However, for this domain one or more fixed values are
defined which are not numeric.

System Response

The type changed is not compatible with defined fixed values and is
therefore not possible.

How to fix this error?

Correct your entry.
Before the type change the fixed values must be adjusted to the new
data type.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2139 - Type change is not possible (value '&' is not numeric) ?

  The SAP error message E2139, which states "Type change is not possible (value '&' is not numeric)," typically occurs when there is an attempt to convert or assign a non-numeric value to a field that expects a numeric type. This can happen in various scenarios, such as during data processing, input validation, or when performing calculations.
  
  Cause:
  
  Non-numeric Input: The most common cause is that a variable or field that is expected to hold a numeric value is being assigned a string or non-numeric value (e.g., letters, special characters).
  Data Type Mismatch: There may be a mismatch between the expected data type of a variable and the actual data type being provided.
  Incorrect Data Entry: Users may enter invalid data in input fields that are supposed to accept only numeric values.
  Data Import Issues: If data is being imported from external sources (like CSV files), non-numeric values may inadvertently be included.
  
  
  Solution:
  
  Input Validation: Ensure that all