Error + BC30451: Name 'Utilities' is not declared

[eldersoto]

Gracias a todos por su apoyo este es el codigo de la clase:
Muchas Gracias de antemano por su apoyo.
Don Quijote de Nicaragua.
Elder Soto.

Imports Microsoft.VisualBasic
Public Class Utilities
Private Shared nl As String = Environment.NewLine
Public Shared Function createNavBar() As String
Dim sHtml As String
sHtml = "<ul>" & nl
sHtml &= "<li class='tmli'>Men&uacute Principal</li>" & nl
sHtml &= "<li><a href='maim.aspx' style='color:Black'>Inicio</a></li>" & nl
sHtml &= "<li class='tmli'>Atenci&oacute;n al Cliente</li>" & nl
sHtml &= "<li><a href='lstQrc.aspx' style='color:Black'>Lista Quejas/Reclamos</a></li>" & nl
sHtml &= "<li><a href='lstRemisiones.aspx' style='color:Black'>Remisiones</a></li>" & nl
sHtml &= "<li class='tmli'>Cat&oacute;logos</li>" & nl
sHtml &= "<li><a href='lstClientes.aspx' style='color:Black'>Clientes</a></li>" & nl
sHtml &= "<li><a href='lstCatalogs.aspx?bAction=1' style='color:Black'>Transporte</a></li>" & nl
sHtml &= "<li><a href='lstCatalogs.aspx?bAction=2' style='color:Black'>Productos</a></li>" & nl
sHtml &= "<li><a href='lstCatalogs.aspx?bAction=3' style='color:Black'>Quejas</a></li>" & nl
sHtml &= "<li><a href='lstPaises.aspx?bAction=4' style='color:Black'>Pa&iacute;ses</a></li>" & nl
sHtml &= "<li><a href='lstAreas.aspx?bAction=5' style='color:Black'>Areas</a></li>" & nl
sHtml &= "<li class='tmli'>Informes</li>" & nl
sHtml &= "<li><a href='rptCatalogosIU.aspx' style='color:Black'>Cat&aacute;logos</a></li>" & nl
sHtml &= "<li><a href='rptRemisionesIU.aspx' style='color:Black'>Remisiones</a></li>" & nl
sHtml &= "<li><a href='rptQrcIU.aspx' style='color:Black'>Quejas/Reclamos</a></li>" & nl
sHtml &= "</ul>" & nl
Return (sHtml)
End Function
End Class