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Thread: Input string was not in a correct format in asp.net

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  1. #1

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    Apr 2005
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    Arrow Input string was not in a correct format in asp.net

    Hi every body. I have this asp.net script that supposed to update players table records.But when i run it i get this error. i only tried to change name feild and i get the this error . I also tried to change the brith date feiled and i got same error! My db is in access and i posted its field type below. Do u think there is some thing wrong with the update sql statement?

    I be happy if an expert help me fix this broken code.Thanks

    PLAYERS TABLE data type:

    PLAERNO => NUMBER
    NAME => TEXT
    INITIALS => TEXT
    BIRTH_DATE=> DATE/TIME
    SEX => TEXT
    JOINED => NUMBER
    STREET => TEXT
    HOUSENO => TEXT
    POSTCODE => TEXT
    TOWN => TEXT
    PHONENO => TEXT
    LEAGUENO => TEXT


    Server Error in '/asp' Application.
    --------------------------------------------------------------------------------

    Input string was not in a correct format.
    Description: An unhandled exception occurred during the execution of the current web request.
    Please review the stack trace for more information about the error and where it originated in the code.

    Exception Details: System.FormatException: Input string was not in a correct format.

    Source Error:


    Line 139: myCommand.Parameters.Add(parameterPLAYERNO)
    Line 140:
    Line 141: myCommand.ExecuteNonQuery() 'Execute the UPDATE query
    Line 142:
    Line 143: objConn.Close()


    Source File: C:\edit.aspx Line: 141


    code:

    Code:
    <%@ Page Language="VB" Debug="true" %>
    <%@ Import Namespace="System.Data" %>
    <%@ Import Namespace="System.Data.OleDb" %>
    <script runat="server">
        Sub Page_Load(sender as Object, e as EventArgs)
            If Not Page.IsPostBack
                BindData()
            End If
        End Sub
    
    
        Sub BindData()
            '1. Create a connection
            Const strConnString as String = "Provider=Microsoft.Jet.OLEDB.4.0;" & _
                                    "Data Source=C:\db.mdb"
            Dim objConn as New OleDbConnection(strConnString)
            objConn.Open()    'You must open the db connection before populating the DataReader
        
        
            '2. Create a command object for the query
            Const strSQL as String = "SELECT * FROM players"
            Dim objCmd as New OleDbCommand(strSQL, objConn)
        
        
            '3. Create/Populate the DataReader
            Dim objDR as OleDbDataReader
            objDR = objCmd.ExecuteReader()    
        
        
            dgProducts.DataSource = objDR
            dgProducts.DataBind()    
        End Sub
        
        
        Sub dgProducts_Edit(sender As Object, e As DataGridCommandEventArgs)
            dgProducts.EditItemIndex = e.Item.ItemIndex
            BindData()
        End Sub
    
        Sub dgProducts_Cancel(sender As Object, e As DataGridCommandEventArgs)
            dgProducts.EditItemIndex = -1
            BindData()
        End Sub
    
        Sub dgProducts_Update(sender As Object, e As DataGridCommandEventArgs)
            'Read in the values of the updated row
            Dim PLAYERNO as Integer = e.Item.Cells(1).Text
            Dim NAME as String = CType(e.Item.Cells(2).Controls(0), TextBox).Text
            Dim INITIALS as String = CType(e.Item.Cells(3).Controls(0), TextBox).Text
            Dim BIRTH_DATE as String = CType(e.Item.Cells(4).Controls(0), TextBox).Text
    
            Dim SEX as String = CType(e.Item.Cells(5).Controls(0), TextBox).Text
            Dim JOINED as String = CType(e.Item.Cells(6).Controls(0), TextBox).Text
            Dim STREET as String = CType(e.Item.Cells(7).Controls(0), TextBox).Text
            Dim HOUSENO as String = CType(e.Item.Cells(8).Controls(0), TextBox).Text
            Dim POSTCODE as String = CType(e.Item.Cells(9).Controls(0), TextBox).Text
            Dim TOWN as String = CType(e.Item.Cells(10).Controls(0), TextBox).Text
            Dim PHONENO as string = CType(e.Item.Cells(11).Controls(0), TextBox).Text
            Dim LEAGUENO as string = CType(e.Item.Cells(12).Controls(0), TextBox).Text
            
            
            'Construct the SQL statement using Parameters
            Dim strSQL as String = "UPDATE [PLAYERS] SET [Name] = @Name, " & _
                                   "[INITIALS] = @INITIALS, [BIRTH_DATE] = @BIRTH_DATE, " & _
                                   "[SEX] = @SEX, [JOINED] = @JOINED ," & _
                                   "[STREET] = @STREET, [HOUSENO] = @HOUSENO ," & _
                                   "[POSTCODE] = @POSTCODE, [TOWN] = @TOWN ," & _
                                   "[PHONENO] = @PHONENO, [LEAGUENO] = @LEAGUENO " & _
                                   "WHERE [PLAYERNO] = @PLAYERNO"
    
            ' Create Instance of Connection and Command Object
            '1. Create a connection
            Const strConnString as String = "Provider=Microsoft.Jet.OLEDB.4.0;" & _
                                    "Data Source=C:\db.mdb"
            Dim objConn as New OleDbConnection(strConnString)
            objConn.Open()
    
            Dim myCommand as OleDbCommand = new OleDbCommand(strSQL, objConn)
            myCommand.CommandType = CommandType.Text
    
            ' Add Parameters to the SQL query
            Dim parameterName as OleDbParameter = new OleDbParameter("@Name", OleDbType.VarWChar, 75)
            parameterName.Value = Name
            myCommand.Parameters.Add(parameterName)
    
    
    
    
                   Dim parameterINITIALS as OleDbParameter = new OleDbParameter("@INITIALS", OleDbType.VarWChar, 75)
            parameterINITIALS.Value = INITIALS
            myCommand.Parameters.Add(parameterINITIALS)
    
    
    
                   Dim parameterBIRTH_DATE as OleDbParameter = new OleDbParameter("@BIRTH_DATE", OleDbType.VarWChar, 75)
            parameterBIRTH_DATE.Value = BIRTH_DATE
            myCommand.Parameters.Add(parameterBIRTH_DATE)
    
    
    
    
                    Dim parameterSEX as OleDbParameter = new OleDbParameter("@SEX", OleDbType.VarWChar, 75)
            parameterSEX.Value = SEX
            myCommand.Parameters.Add(parameterSEX)
    
    
                    Dim parameterJOINED as OleDbParameter = new OleDbParameter("@JOINED", OleDbType.VarWChar, 75)
            parameterJOINED.Value = JOINED
            myCommand.Parameters.Add(parameterJOINED)
    
    
                    Dim parameterSTREET as OleDbParameter = new OleDbParameter("@STREET", OleDbType.VarWChar, 75)
            parameterSTREET.Value = STREET
            myCommand.Parameters.Add(parameterSTREET)
    
                    Dim parameterHOUSENO as OleDbParameter = new OleDbParameter("@HOUSENO", OleDbType.VarWChar, 75)
            parameterHOUSENO.Value = HOUSENO
            myCommand.Parameters.Add(parameterHOUSENO)
    
                    Dim parameterPOSTCODE as OleDbParameter = new OleDbParameter("@POSTCODE", OleDbType.VarWChar, 75)
            parameterPOSTCODE.Value = POSTCODE
            myCommand.Parameters.Add(parameterPOSTCODE)
    
    
                    Dim parameterTOWN as OleDbParameter = new OleDbParameter("@TOWN", OleDbType.VarWChar, 75)
            parameterTOWN.Value = TOWN
            myCommand.Parameters.Add(parameterTOWN)
    
            Dim parameterPHONENO as OleDbParameter = new OleDbParameter("@PHONENO", OleDbType.Currency)
            parameterPHONENO.Value = PHONENO
            myCommand.Parameters.Add(parameterPHONENO)
    
            Dim parameterLEAGUENO as OleDbParameter = new OleDbParameter("@LEAGUENO", OleDbType.VarWChar)
            parameterLEAGUENO.Value = LEAGUENO
            myCommand.Parameters.Add(parameterLEAGUENO)
    
            Dim parameterPLAYERNO as OleDbParameter = new OleDbParameter("@PLAYERNO", OleDbType.Integer)
            parameterPLAYERNO.Value = PLAYERNO
            myCommand.Parameters.Add(parameterPLAYERNO)
    
            myCommand.ExecuteNonQuery()   'Execute the UPDATE query
            
            objConn.Close()
            
            
            'Finally, set the EditItemIndex to -1 and rebind the DataGrid
            dgProducts.EditItemIndex = -1
            BindData()        
        End Sub
    
    </script>
    <html>
    <head>
    </head>
    <body>
        <form runat="server">
            <asp:DataGrid id="dgProducts" runat="server"
                AutoGenerateColumns="False" CellPadding="4"
                HeaderStyle-BackColor="Black"
                HeaderStyle-ForeColor="White"
                HeaderStyle-HorizontalAlign="Center"
                HeaderStyle-Font-Bold="True"
                
                EditItemStyle-BackColor="#eeeeee"
                
                OnEditCommand="dgProducts_Edit"
                OnUpdateCommand="dgProducts_Update"
                OnCancelCommand="dgProducts_Cancel">
            
                <Columns>
                    <asp:EditCommandColumn EditText="Edit Info" ButtonType="PushButton"
                            UpdateText="Update" CancelText="Cancel" />
                    <asp:BoundColumn HeaderText="PLAYERNO" DataField="PLAYERNO"
                            ReadOnly="True" />                
                    <asp:BoundColumn HeaderText="NAME" DataField="NAME"
                            ItemStyle-HorizontalAlign="Right"
                            DataFormatString="{0:$#,###.##}" />
                    <asp:BoundColumn HeaderText="INITIALS" DataField="INITIALS" />
                    <asp:BoundColumn HeaderText="BIRTH_DATE" DataField="BIRTH_DATE" />   
                    <asp:BoundColumn HeaderText="SEX" DataField="SEX" />  
                    <asp:BoundColumn HeaderText="JOINED" DataField="JOINED" />  
                    <asp:BoundColumn HeaderText="STREET" DataField="STREET" />  
                    <asp:BoundColumn HeaderText="HOUSENO" DataField="HOUSENO" />  
                    <asp:BoundColumn HeaderText="POSTCODE" DataField="POSTCODE" />  
                    <asp:BoundColumn HeaderText="TOWN" DataField="TOWN" />  
                    <asp:BoundColumn HeaderText="PHONENO" DataField="PHONENO" />  
                    <asp:BoundColumn HeaderText="LEAGUENO" DataField="LEAGUENO" />                       
                </Columns>        
            </asp:DataGrid>
            
        </form>
    </body>
    </html>
    Last edited by tony007; May 13th, 2005 at 11:04 AM.

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