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LinqDataSourceView.ValidateDeleteSupported Method

Validates that the conditions exist to perform a delete operation.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)

protected virtual void ValidateDeleteSupported(
	IDictionary keys,
	IDictionary oldValues


Type: System.Collections.IDictionary

A dictionary of key values for the data records to delete.

Type: System.Collections.IDictionary

A dictionary that contains row values to delete.


The GroupBy or SelectNew property contains a value.


CanDelete is false.

You cannot delete data when the GroupBy property or the SelectNew property contains a value other than null. For more information, see the LinqDataSource.EnableDelete property.

.NET Framework

Supported in: 4.6, 4, 3.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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