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SPWeb.EnsureUser method

Checks whether the specified logon name belongs to a valid user of the website, and if the logon name does not already exist, adds it to the website.

Namespace:  Microsoft.SharePoint
Assembly:  Microsoft.SharePoint (in Microsoft.SharePoint.dll)

public SPUser EnsureUser(
	string logonName


Type: System.String

The logon name (Domain\User_Alias) of the user.

Return value

Type: Microsoft.SharePoint.SPUser
A user with the specified logon name.


The user with the specified logonName cannot be found in Active Directory.

The current user must have the BrowseUserInfo rights to view the users of the website.

© 2015 Microsoft