Server Error in '/' Application.

Collection was modified; enumeration operation may not execute.

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.InvalidOperationException: Collection was modified; enumeration operation may not execute.

Source Error:


Line 92: 			foreach (var row in dt)
Line 93: 			{
Line 94: 				_query.Default("lang");
Line 95: 				int pageId = row.Field<int>("ID");
Line 96: 				string name = row.Field<string>("PageName");

Source File: x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\Atilekt.CMS.Modules.SiteMap.cs    Line: 94

Stack Trace:


[InvalidOperationException: Collection was modified; enumeration operation may not execute.]
   System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource) +60
   System.Collections.Generic.Enumerator.MoveNext() +14545127
   AtilektCMS.SiteQueryString.QueryStringCopy(Dictionary`2 QueryString) in d:\Sites\AtilektCMS8.2OriginSVN2015\AtilektCMS2015\Atilekt\Atilekt.Engine.2010\AtilektCMS\SiteQueryString.cs:439
   AtilektCMS.SiteQueryString.Default(String[] param) in d:\Sites\AtilektCMS8.2OriginSVN2015\AtilektCMS2015\Atilekt\Atilekt.Engine.2010\AtilektCMS\SiteQueryString.cs:107
   Atilekt.CMS.Modules.SiteMap.SiteMap.GetChildren(SiteMapItem parent, String filter, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\Atilekt.CMS.Modules.SiteMap.cs:94
   Atilekt.CMS.Modules.SiteMap.SiteMap.GetChildren(SiteMapItem parent, String filter, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\Atilekt.CMS.Modules.SiteMap.cs:136
   Atilekt.CMS.Modules.SiteMap.SiteMap.GetChildren(SiteMapItem parent, String filter, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\Atilekt.CMS.Modules.SiteMap.cs:136
   Atilekt.CMS.Modules.SiteMap.SiteMap.GetRoot(SiteQueryString qs, String filter, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\Atilekt.CMS.Modules.SiteMap.cs:237
   AtilektCMS.SiteMapManager.GetSiteMapRoot(Boolean usescript, SiteQueryString qs, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\SiteMapManager.cs:12
   AtilektCMS.SiteMapManager.GetSiteMapItems(Boolean usescript, SiteQueryString qs, SiteLanguage lang) in x:\AtilektHostingData\CustomSites\Zolotoeruno\App_Code\SiteMapManager.cs:30
   Moduls_MainMenu_client.LoadMenu() in x:\AtilektHostingData\CustomSites\Zolotoeruno\Moduls\MainMenu\client.ascx.cs:80
   Moduls_MainMenu_client.OnLoad(EventArgs e) in x:\AtilektHostingData\CustomSites\Zolotoeruno\Moduls\MainMenu\client.ascx.cs:72
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Control.LoadRecursive() +185
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0