# OpcSessionActivationFailedEventArgs Class

> Reference: Provides the data of the SessionActivationFailed event.

<span class="api-meta">since v2.58</span>

<dl class="api-definition">
<dt>Namespace</dt>
<dd><a href="../namespaces/opc.uafx.server">Opc.UaFx.Server</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">OpcSessionActivationFailedEventArgs Members</a></dd>
</dl>

Provides the data of the [SessionActivationFailed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcserver/members#sessionactivationfailed) event.

## Syntax

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

```csharp
public class OpcSessionActivationFailedEventArgs : EventArgs
```

</div>

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

```vbnet
Public Class OpcSessionActivationFailedEventArgs
    Inherits EventArgs
```

</div>

## Inheritance

[Object](https://learn.microsoft.com/dotnet/api/system.object) → [EventArgs](https://learn.microsoft.com/dotnet/api/system.eventargs) → **OpcSessionActivationFailedEventArgs**

## Properties

| Name | Description |
|---|---|
| [Context](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcsessionactivationfailedeventargs/members#context) | Gets the context of the rejected request, among others its endpoint and socket. |
| [Identity](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcsessionactivationfailedeventargs/members#identity) | Gets the identity the client stated. |
| [Status](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcsessionactivationfailedeventargs/members#status) | Gets the status the activation failed with. |

Inherits members from [EventArgs](https://learn.microsoft.com/dotnet/api/system.eventargs).

## Applies to

| Package | Versions |
|---|---|
| Opc.UaFx.Advanced | v2.58–v2.59 |