How To Fix GF100 - Values can be entered for alphanumeric fields only

GF100 - Overview

• Message type: E = Error

• Message class: GF - Global fields message

• Message number: 100

• Message text: Values can be entered for alphanumeric fields only

What causes this issue?

A value can be set for alphanumeric fields only (type C, N, and string)
since for other types of field the internal and external representation
of a value are not the same (user-specific formatting of type P and date
fields, for example).

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GF100 - Values can be entered for alphanumeric fields only ?

  The SAP error message GF100 ("Values can be entered for alphanumeric fields only") typically occurs when a user attempts to enter a value into a field that is not compatible with the expected data type. This error is common in various SAP transactions and can arise in different contexts, such as during data entry in forms, reports, or when processing transactions.
  
  Cause:
  
  Data Type Mismatch: The field you are trying to enter data into is defined as an alphanumeric field, but the value you are entering is either numeric or contains special characters that are not allowed.
  Field Length Exceeded: The value being entered may exceed the maximum length defined for that field.
  Incorrect Field Format: The format of the data being entered does not match the expected format for that field (e.g., entering a number in a text field).
  
  Configuration Issues: There may be issues with the configuration of the field in the underlying