---
title: KM0400D: WARN_PackageNameDoesNotFollowLexicalModelConventions
---

|            |           |
|------------|---------- |
| Message    | The package file <param> does not follow the recommended model filename conventions\. The name should be all lower case, include only alphanumeric characters and underscore \(\_\), not start with a digit, and should have the structure <author>\.<bcp47>\.<uniq>\.model\.kps\. |
| Module     | [kmc-package.CompilerMessages](kmc-package.compilermessages) |
| Identifier | `WARN_PackageNameDoesNotFollowLexicalModelConventions` |