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Member Avatar for mh.cool992

Help me to solve this problem Conversion from string "LastName" to type 'Double' is not valid. Private Sub ButtonAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click Try Call OpenConnection() With OleDa .UpdateCommand = New OleDb.OleDbCommand() .UpdateCommand.CommandText = "UPDATE [INVENTRY] SET [ItemCode] = @ItemCode , [ItemName] = @ItemName , …

Member Avatar for Reverend Jim
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Member Avatar for hhm_pro992

Private Sub ButtonAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click Try Call OpenConnection() Dim v1 As Integer Dim v2 As Integer = ListView1.Items(0).SubItems(3).Text Dim ans As Integer Dim SQLQuery As String = "Update([INVENTRY] Where [QTY]" = v1 ) ans = v1 - v2 With OleDa .UpdateCommand = New …

Member Avatar for mh.cool992
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Member Avatar for mh.cool992

Hello! I am makeing inventry program for my SHOP, When Button1 clicked, listview all items will UPDATE, listview coloum 3(QUANTITY) will SUBTRACT from ms access quantity. Please help me........ Private Sub ButtonAdd_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button9.Click Try Call OpenConnection() Dim v1 As Integer Dim v2 …

Member Avatar for mh.cool992
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The End.