# DataSourceManager.DataProviderNameChanged Event

> Is fired when the contents of the DataProviderName property change.

- **Product:** TX Text Control .NET for WPF
- **Section:** Reference
- **Kind:** Event
- **Introduced:** 24.0
- **Namespace:** `TXTextControl.DocumentServer.DataSources`
- **Package:** `TXTextControl.TextControl.WPF.SDK` (assembly `TXDocumentServer.dll`, from the private NuGet feed or Text Control Offline Packages)
- **.NET Framework:** reference `TXDocumentServer.dll` from the setup
- **Path:** TX Text Control .NET for WPF > Reference > TXTextControl.DocumentServer.DataSources > DataSourceManager.DataProviderNameChanged Event
- **322 words**
- **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/dataprovidernamechanged-event/
- **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/dataprovidernamechanged-event/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/dataprovidernamechanged-event/llms-full.txt

---

### Description

Is fired when the contents of the [DataProviderName](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/dataprovidername-property/llms-full.txt) property change.

### Syntax

```csharp
public event EventHandler DataProviderNameChanged;
```

```vbnet
Public Event DataProviderNameChanged As EventHandler
```

### Examples

The following example records useful context when data provider name changed occurs.

```csharp
dataSourceManager.DataProviderNameChanged += (sender, e) =>
{
    Console.WriteLine($"Data Provider Name Changed at {DateTime.Now:u}");
};
```

```vbnet
AddHandler dataSourceManager.DataProviderNameChanged,
    Sub(sender, e)
        Console.WriteLine($"Data Provider Name Changed at {DateTime.Now:u}")
    End Sub
```

---

## Nearby

- **Previous:** [DataSourceManager.DataProviderName Property](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/dataprovidername-property/llms-full.txt)
- **Next:** [DataSourceManager.DataRelations Property](https://docs.textcontrol.com/tx-text-control-dotnet-wpf/reference/txtextcontrol-documentserver-datasources/datasourcemanager/datarelations-property/llms-full.txt)