# DataGridViewCellErrorTextNeededEventHandler

Namespace: **Wisej.Web**

Assembly: **Wisej.Framework** (4.0.0.0)

Represents the method that will handle the [CellErrorTextNeeded](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview/..#cellerrortextneeded) event of a [DataGridView](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview).

{% tabs %}
{% tab title="C#" %}

```csharp
public delegate void DataGridViewCellErrorTextNeededEventHandler(Object sender, DataGridViewCellErrorTextNeededEventArgs e)
```

{% endtab %}

{% tab title="VB.NET" %}

```visual-basic
Public Delegate Sub DataGridViewCellErrorTextNeededEventHandler(ByVal sender As [Object], ByVal e As DataGridViewCellErrorTextNeededEventArgs)
```

{% endtab %}
{% endtabs %}

## Parameters

| Name       | Type                                                                                                                                                             | Description                                                                                                                                                                                      |
| ---------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| **sender** | [Object](https://docs.microsoft.com/dotnet/api/system.object)                                                                                                    | The source of the event.                                                                                                                                                                         |
| **e**      | [DataGridViewCellErrorTextNeededEventArgs](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcellerrortextneededeventargs) | A [DataGridViewCellErrorTextNeededEventArgs](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview/wisej.web.datagridviewcellerrortextneededeventargs) that contains the event data. |

## Fired By

| Name                                                                                                                         | Description                               |
| ---------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------- |
| [DataGridView.CellErrorTextNeeded](https://docs.wisej.com/api/wisej.web/lists-and-grids/datagridview/..#cellerrortextneeded) | Fired when a cell's error text is needed. |