<
span class="">
<telerik:RadComboBox ID="ddlBusinessInd" runat="server" Width="110px" AutoPostBack="True"
OnSelectedIndexChanged="ddlBusinessInd_SelectedIndexChanged1" Filter="Contains" DropDownWidth ="200px"
MarkFirstMatch="True" meta:resourcekey="ddlBusinessIndResource1">
</telerik:RadComboBox>
</span>
<telerik:RadComboBox ID="ddlBusCategory" runat="server" Width="110px" Filter="Contains" NoWrap ="true" DropDownWidth ="200px"
MarkFirstMatch="True" meta:resourcekey="ddlBusCategoryResource1">
</telerik:RadComboBox>
<span class="fsMargin">
<telerik:RadComboBox ID="ddlCountry" runat="server" Width="110px" Filter="Contains" NoWrap ="true" DropDownWidth ="200px"
MarkFirstMatch="True" meta:resourcekey="ddlCountryResource1">
</telerik:RadComboBox>
</span>
And in the above Code ddlBusinessInd And ddlBusCategory and Depends each other :
When i select Industries from the Combobox i am getting Followin Error :
htmlfile: Could not complete the operation due to error 800a025e.
Please Provide the Solution.




if (CookieUtilities.HasCookieItemValue("crl", "PGN")) { int result; if (int.TryParse(CookieUtilities.GetCookieItemValue("crl", "PGN"), out result)) { if (rgSalesCallList_SalesCallReportList.PageCount > result) { rgSalesCallList_SalesCallReportList.CurrentPageIndex = result; } else { rgSalesCallList_SalesCallReportList.CurrentPageIndex = rgSalesCallList_SalesCallReportList.PageCount - 1; } } }
RadStyleSheetManager mgr = Page.Items[typeof(RadStyleSheetManager)] as RadStyleSheetManager;if (mgr != null){ StyleSheetReference ss = new StyleSheetReference(); ss.Path = Page.ResolveUrl("~/StyleSheets/Popup/InlinePopups.css"); ss.Name = "InlinePopups"; mgr.StyleSheets.Add(ss);}Object reference not set to an instance of an object. 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.NullReferenceException: Object reference not set to an instance of an object.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: [NullReferenceException: Object reference not set to an instance of an object.] Telerik.Web.UI.ScriptEntrySlot.GetSerializedAssemblyInfo(ScriptEntry scriptEntry) +208 Telerik.Web.UI.ScriptEntrySlot.SerializeScriptEntry(ScriptEntry scriptEntry) +71 Telerik.Web.UI.ScriptEntryUrlBuilder.TryAddScriptEntry(ScriptEntry scriptEntry) +56 Telerik.Web.UI.ScriptEntryUrlBuilder.RegisterScriptEntry(ScriptEntry scriptEntry) +237 Telerik.Web.UI.RadStyleSheetManager.Page_PreRenderComplete(Object sender, EventArgs e) +373 System.EventHandler.Invoke(Object sender, EventArgs e) +0 System.Web.UI.Page.OnPreRenderComplete(EventArgs e) +8701886 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1029