First i would try using standard DataTables as it is possible that the server has not got the prerequisites installed for H2C2DataLayer.h2c2DataSet.topicsDataTable

Try
Dim SQLTable as new...

I would use SQL Select Statments to select the correct data based on a (WHERE) criteria

See "VB.NET" > "How to use SQL" on or <snipped>DaniWeb Code Snippet 696

You could write the whole site in XML files

Read from XML Dim dt As New DataTable
dt.ReadXmlSchema("Filename_Schema.xml")
dt.ReadXml("FileName.xml")

For Each...

Try just using GUPTA-4E607DBAB as your server name or go by IP as the \administrator is a user and not part of the SQL Server name

for Dataview use If dataview.count = 0 then
button1.visible = False
else
button1.visible = True
End Ifor
for datatables useIf datatable.rows.count = 0 then
button1.visible = False
else...