Connection property has not been initialized
Hey experter.Jeg er nybegybder og har nettop fået lavet en connection til min mySQL database i VB.
Nå men, når jeg så køre denne kode (fundet på mySQL's hjemmeside) så får jeg følgende fejl:
Connection property has not been initialized
Koden ser således ud:
<% @ Page Language="VB" %>
<% @Import Namespace="Microsoft.Data.Odbc" %>
<% @Import Namespace="System" %>
<script language="VB" runat="server">
sub Page_Load()
Dim MyConString As String = "DRIVER={MySQL ODBC 3.51 Driver};" & _
"SERVER=localhost;" & _
"DATABASE=cmsadmin;" & _
"UID=mmolsen;" & _
"PASSWORD=;" & _
"OPTION=3;"
'Connection
Dim MyConnection As New OdbcConnection(MyConString)
MyConnection.Open()
Response.Write("Connection State::" & MyConnection.State.ToString)
Response.Write("<br /> Select * FROM lmenu")
Dim MyCommand As New OdbcCommand()
MyCommand.CommandText = "SELECT COUNT(*) as TRows FROM Lmenu"
Response.Write("Total Rows:" & MyCommand.ExecuteScalar())
end sub
</script>
<ASP:DataGrid id="MyDataGrid" runat="server" />
fejlen opstår i linjen med:
Response.Write("Total Rows:" & MyCommand.ExecuteScalar())
håber der er hjælp at hente.
