[Visual Basic]
Public Shared Function RemoveUsergroupMember(ByVal AuthenticationTicket As String, _
                                             Byval DomainName as string, _
                                             Byval GroupName as string, _
                                             Byval UserName as string) as xmldocument

AuthenticationTicket

infoRouter Authentication Ticket

PWD

infoRouter Login user password

DomainName

The DomainName of the usergroup if it is local.

GroupName

The name of the usergroup

UserName

The UserName of the User to be removed

Public Sub RemoveUsergroupMember()
        Const IRAuthenticationTicket As String = "sid-xxxxxxxxxxxxxxxx"
        Const IR_DomainName As String = "Knowledge Base"
        Const IR_UserGroup As String = "Authors"
        Const IR_UserName As String = "JoeD"

        Dim IR_Obj As InfoRouter.srv
        Dim xmlResponse As System.Xml.XmlElement
        Try

            IR_Obj = New InfoRouter.srv
            xmlResponse = IR_Obj.RemoveUsergroupMember(IRAuthenticationTicket, _
                                                       IR_DomainName, _
                                                       IR_UserGroup, _
                                                       IR_UserName)
            If xmlResponse.GetAttribute("success") = "true" Then
                Console.WriteLine("The user removed from the user group")
            Else
                Console.WriteLine("The User cannot be removed from the group.")
                Console.WriteLine("server response:" & xmlResponse.GetAttribute("error"))
            End If
            xmlResponse = Nothing

        Catch ex As Exception
            Console.WriteLine("error:" & ex.Message)
        Finally
            IR_Obj = Nothing
        End Try
End Sub