---
title: KM00F03: ERROR_IllegalTransformPlus
---

|            |           |
|------------|---------- |
| Message    | Invalid transform from="<param>": Unescaped plus \(\+\) is not valid transform syntax\. |
| Module     | [kmc-ldml.CompilerMessages](kmc-ldml.compilermessages) |
| Identifier | `ERROR_IllegalTransformPlus` |

**Hint**: Use `\+` to match a literal plus.