# NO_EVENT_HANDLER

**Kind:** Function

**Source:** [`packages/microservices/constants.ts`](https://github.com/nestjs/nest/blob/master/packages/microservices/constants.ts#L55)

**Part of:** [Microservices](subsystem-packages-microservices)

## Signature

```ts
function NO_EVENT_HANDLER(text: TemplateStringsArray, pattern: string)
```

## Parameters

| Name | Type |
|---|---|
| `text` | `TemplateStringsArray` |
| `pattern` | `string` |