---
title: KM00027: WARN_CharClassExplicitDenorm
---

|            |           |
|------------|---------- |
| Message    | File has character classes which include non\-NFD characters\(s\), including Illegal \(U\+NAN\)\. These will not match any text\. |
| Module     | [kmc-ldml.CompilerMessages](kmc-ldml.compilermessages) |
| Identifier | `WARN_CharClassExplicitDenorm` |