# CommunicationErrorEvent Event

Namespace: [Qlik.Engine](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Engine.htm)  
Assembly: Qlik.Engine.dll

Triggered when a communication error occurs on the websocket used by the hub.

## Syntax

```
event EventHandler<CommunicationErrorEventArgs> CommunicationErrorEvent
```

## Returns

| Type | Description |
| --- | --- |
| System.EventHandler&lt;[CommunicationErrorEventArgs](https://help.qlik.com/en-US/sense-developer/November2024/Subsystems/NetSDKAPIref/Content/Qlik.Sense.JsonRpc.CommunicationErrorEventArgs.htm)&gt; |  |