Server Error in '/' 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 253:        //XU LY SAN PHAM VUA XEM  ADD THEM SP VUA XEM
Line 254:        //string blfacebook = links + (this.Page.Request.RawUrl).ToString();//
Line 255:        double giacu = Convert.ToDouble(GiaCu);//lay ra tu da ta set
Line 256:        double giamoi = Convert.ToDouble(GiaMoi);//lay ra tu da ta set
Line 257:        if (Session["View"] == null)

Source File: c:\webspace\giayvnxk.com\httpdocs\Chitietsanpham.aspx.cs    Line: 255

Stack Trace:


[FormatException: Input string was not in a correct format.]
   System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +7687831
   System.Number.ParseDouble(String value, NumberStyles options, NumberFormatInfo numfmt) +115
   System.Double.Parse(String s, NumberStyles style, NumberFormatInfo info) +192
   System.Convert.ToDouble(String value) +63
   Chitietsanpham.LayChitiet(Int32 SProduct_ID) in c:\webspace\giayvnxk.com\httpdocs\Chitietsanpham.aspx.cs:255
   Chitietsanpham.Page_Load(Object sender, EventArgs e) in c:\webspace\giayvnxk.com\httpdocs\Chitietsanpham.aspx.cs:34
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +14
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +35
   System.Web.UI.Control.OnLoad(EventArgs e) +99
   System.Web.UI.Control.LoadRecursive() +50
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627


Version Information: Microsoft .NET Framework Version:2.0.50727.9061; ASP.NET Version:2.0.50727.9062