Export (0) Print
Expand All

PersonalizationAdministration.ResetUserState Method (String[])

Resets all per-user state in the underlying data store for the specified paths.

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

public static int ResetUserState(
	string[] usernames


Type: System.String[]
An array of user names whose per-user data should be reset.

Return Value

Type: System.Int32
The number of rows that were reset.


usernames is null.


usernames is a zero-length array.

- or -

A member of usernames is either null, contains commas, or is an empty string ("") after trimming.

- or -

The provider for a personalization provider defined in configuration is not of the correct type.

- or -

The length of the string of any parameter is greater than 256 characters.


A configuration exception occurred while attempting to create and initialize an instance of one of the configured personalization providers.

- or -

The default personalization provider defined in configuration could not be found.


The default provider indicated that the number of deleted rows was a negative number.

This method resets all per-user state in the underlying data store associated with the users contained in the usernames parameter, and returns a count of the number of rows that were reset.

It is not an error to attempt to reset nonexistent shared state.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Community Additions

© 2015 Microsoft