System.FormatException: Input string was not in a correct format. at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) at showimage._Default.CreateImage(String id) in C:\Inetpub\wwwroot\rebuilds\showimage\showimage\show.aspx.cs:line 32