plz help

i keep gettin the following error message The ConnectionString property has not been initialized

this is my code

Private Sub PopulateAgentListView()
Dim dbConn As OleDb.OleDbConnection
Dim dbCmd As OleDb.OleDbCommand
Dim DataReader As OleDb.OleDbDataReader
Dim SQLText As String = "SELECT * From tblAgent"

dbConn = New OleDb.OleDbConnection
dbCmd = New OleDb.OleDbCommand(SQLText, dbConn)

dbConn.Open()
DataReader = dbCmd.ExecuteReader()

With DataReader
Dim lv1Item As ListViewItem
Do While .Read()
lv1Item = New ListViewItem
lv1Item.Text = DataReader.Item("AgentId")
lv1Item.SubItems.Add(.Item("Agentname".ToString))
lv1Item.SubItems.Add(.Item("Address1").ToString)
lv1Item.SubItems.Add(.Item("Address2".ToString))
lv1Item.SubItems.Add(.Item("Telephonenumber".ToStr ing))
lv1Item.SubItems.Add(.Item("Faxnumber").ToString)
lv1Item.SubItems.Add(.Item("Emailaddress").ToStrin g)


Loop
End With
End Sub

this is my app.config file code
<?xml version="1.0" encoding="utf-8" ?>
<configuration>
<configSections>
</configSections>
<connectionStrings>
<add name="Pop_Concert.My.MySettings.databaseConnection String"
connectionString="Provider=Microsoft.Jet.OLEDB.4.0 ;Data Source=|DataDirectory|\database.mdb"
providerName="System.Data.OleDb" />
</connectionStrings>
<system.diagnostics>
<sources>
<!-- This section defines the logging configuration for My.Application.Log -->
<source name="DefaultSource" switchName="DefaultSwitch">
<listeners>
<add name="FileLog"/>
<!-- Uncomment the below section to write to the Application Event Log -->
<!--<add name="EventLog"/>-->
</listeners>
</source>
</sources>
<switches>
<add name="DefaultSwitch" value="Information" />
</switches>
<sharedListeners>
<add name="FileLog"
type="Microsoft.VisualBasic.Logging.FileLogTraceLi stener, Microsoft.VisualBasic, Version=8.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a, processorArchitecture=MSIL"
initializeData="FileLogWriter"/>
<!-- Uncomment the below section and replace APPLICATION_NAME with the name of your application to write to the Application Event Log -->
<!--<add name="EventLog" type="System.Diagnostics.EventLogTraceListener" initializeData="APPLICATION_NAME"/> -->
</sharedListeners>
</system.diagnostics>
</configuration>

plz help

Welcome to the Forums.

You need to set the connectionstring property so it knows where your db is located and how to connect to it. Check out http://www.connectionstrings.com for the proper syntax for your type of database.

Here is a good tutorial on ado.net - http://vbforums.com/showthread.php?t=466658