leeds2000
asked on
Error, invalid operation, connection closed
Why do i get this error now?
I dont see anything wrong
error explanation in code below
I dont see anything wrong
error explanation in code below
Me.ListViewstatus.Clear()
Dim forbindelse1 As New System.Data.OracleClient.OracleConnection
forbindelse1.ConnectionString = "*****"
forbindelse1.Open()
Dim kommando As New System.Data.OracleClient.OracleCommand("select vare_navn, lagerstatus, lev_navn FROM vare ORDER BY lagerstatus")
Dim dataleser As OracleClient.OracleDataReader
dataleser = kommando.ExecuteReader()-----------------> Invalid operation connection closed
With Me.ListViewstatus
.GridLines = True
.MultiSelect = False
.FullRowSelect = True
.View = View.Details
.HideSelection = False
.Columns.Add("Leverandør", 100, HorizontalAlignment.Center)
.Columns.Add("Varenavn", 100, HorizontalAlignment.Center)
.Columns.Add("Lagerstatus", 55, HorizontalAlignment.Center)
End With
Dim lstItem As ListViewItem
While dataleser.Read()
lstItem = New ListViewItem()
lstItem.Text = dataleser.GetString(2)
lstItem.SubItems.Add(dataleser.GetString(0))
lstItem.SubItems.Add(dataleser.GetInt32(1))
Me.ListViewstatus.Items.Add(lstItem)
End While
dataleser.Close()
forbindelse1.Close()
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