как можно использовать то, что при подстановке кавычки появляется следующее:

Server Error in '/inclub' 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:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.


Stack Trace:

[FormatException: Input string was not in a correct format.]
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +0
InClub.Allegati.Page_Load(Object sender, EventArgs e) +95
System.Web.UI.Control.OnLoad(EventArgs e) +67
System.Web.UI.Control.LoadRecursive() +35
System.Web.UI.Page.ProcessRequestMain() +750

или это:

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 35: private void PopulateDetails()
Line 36: {
Line 37: int intCompanyID = int.Parse(Request.QueryString["CompanyID"]);
Line 38: //int intCompanyID = 20;
Line 39: CompanyHandler objHandler = new CompanyHandler();


Source File: c:\ICMAWebsite\CMSWebParts\Viewers\CompanyDetailsR eadOnlyView.ascx.cs Line: 37

Stack Trace:

[FormatException: Input string was not in a correct format.]
System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +7471335
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +119
System.Int32.Parse(String s) +23
CMSWebParts_Viewers_CompanyDetailsReadOnlyView.Pop ulateDetails() in c:\ICMAWebsite\CMSWebParts\Viewers\CompanyDetailsR eadOnlyView.ascx.cs:37
CMSWebParts_Viewers_CompanyDetailsReadOnlyView.Pag e_Load(Object sender, EventArgs e) in c:\ICMAWebsite\CMSWebParts\Viewers\CompanyDetailsR eadOnlyView.ascx.cs:25
System.Web.Util.CalliHelper.EventArgFunctionCaller (IntPtr fp, Object o, Object t, EventArgs e) +14
System.Web.Util.CalliEventHandlerDelegateProxy.Cal lback(Object sender, EventArgs e) +35
System.Web.UI.Control.OnLoad(EventArgs e) +99
CMS.PortalControls.CMSAbstractWebPart.OnLoad(Event Args e) +212
System.Web.UI.Control.LoadRecursive() +50
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627