# OpcClient.TypeResolve Event

<dl class="api-definition">
<dt>Type</dt>
<dd><a href="./">OpcClient</a></dd>
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.client">Opc.UaFx.Client</a></dd>
<dt>Assembly</dt>
<dd>Opc.UaFx.Advanced.dll</dd>
<dt>Package</dt>
<dd>Opc.UaFx.Advanced v2.59.0</dd>
<dt>Members</dt>
<dd><a href="./members">OpcClient Members</a></dd>
<dt>Also in</dt>
<dd>Opc.UaFx.Client</dd>
</dl>

<span class="api-meta">since v2.27</span>

Occurs before the resolution of a data type takes place. Use this event to manually provide the [Type](https://learn.microsoft.com/dotnet/api/system.type) to use for a specific data type definition identifier.

<div class="api-signature" data-lang="csharp">

```csharp
public event OpcTypeResolveEventHandler TypeResolve
```

</div>

<div class="api-signature" data-lang="vbnet">

```vbnet
Public Event TypeResolve As OpcTypeResolveEventHandler
```

</div>

**Event type**

[OpcTypeResolveEventHandler](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opctyperesolveeventhandler/)