puppeteer/website/versioned_docs/version-19.1.0/api/puppeteer.protocolerror.md
2022-10-21 15:52:43 +02:00

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---
sidebar_label: ProtocolError
---
# ProtocolError class
ProtocolError is emitted whenever there is an error from the protocol.
**Signature:**
```typescript
export declare class ProtocolError extends CustomError
```
**Extends:** [CustomError](./puppeteer.customerror.md)
## Properties
| Property | Modifiers | Type | Description |
| --------------------------------------------------------------- | --------- | ------------------- | ----------- |
| [code](./puppeteer.protocolerror.code.md) | | number \| undefined | |
| [originalMessage](./puppeteer.protocolerror.originalmessage.md) | | string | |