---
title: KM020AA: WARN_OptionStoreNameInvalid
---

|            |           |
|------------|---------- |
| Message    | The option store <param> should be named with characters in the range A\-Z, a\-z, 0\-9 and \_ only\. |
| Module     | [kmc-kmn.KmnCompilerMessages](kmc-kmn.kmncompilermessages) |
| Identifier | `WARN_OptionStoreNameInvalid` |