Server Error in '/' Application.

Type "Fenetre.Sitefinity.FormHandler.FormHandler" cannot be resolved.

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.ArgumentException: Type "Fenetre.Sitefinity.FormHandler.FormHandler" cannot be resolved.

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:


[ArgumentException: Type "Fenetre.Sitefinity.FormHandler.FormHandler" cannot be resolved.]
   Telerik.Sitefinity.Utilities.TypeConverters.TypeResolutionService.GetType(String name, Boolean throwOnError, Boolean ignoreCase) +977
   Telerik.Sitefinity.Abstractions.VirtualPath.PageResolverBase.BuildControls(PageData pageData, List`1 controlContainers, CursorCollection placeHolders, DirectiveCollection directives) +1283
   Telerik.Sitefinity.Abstractions.VirtualPath.SitefinityPageResolver.RenderPage(StringBuilder output, PageData pageData, RequestContext context, String virtualPath) +303
   Telerik.Sitefinity.Abstractions.VirtualPath.SitefinityPageResolver.Open(PathDefinition definition, String virtualPath) +1174
   System.Web.UI.TemplateParser.ParseFile(String physicalPath, VirtualPath virtualPath) +246
   System.Web.UI.TemplateParser.ParseInternal() +113
   System.Web.UI.TemplateParser.Parse() +200
   System.Web.Compilation.BaseTemplateBuildProvider.get_CodeCompilerType() +177
   System.Web.Compilation.BuildProvider.GetCompilerTypeFromBuildProvider(BuildProvider buildProvider) +164
   System.Web.Compilation.BuildProvidersCompiler.ProcessBuildProviders() +230
   System.Web.Compilation.BuildProvidersCompiler.PerformBuild() +31
   System.Web.Compilation.BuildManager.CompileWebFile(VirtualPath virtualPath) +583
   System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate) +351
   System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate) +146
   System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath, HttpContext context, Boolean allowCrossApp, Boolean throwIfNotFound) +11738448
   System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp) +48
   Telerik.Sitefinity.Web.Compilation.<>c__DisplayClass0_1`1.<LoadControl>b__0(Object[] p) +978
   Telerik.Sitefinity.Services.SystemManager.RunWithElevatedPrivilege(RunWithElevatedPrivilegeDelegate delegateToRun, Object[] parameters, String urlRequest) +149
   Telerik.Sitefinity.Web.Compilation.CompilationHelpers.LoadControl(String virtualPath, Boolean isCausedByUserInteraction, PageSiteNode pageSiteNode) +355
   Telerik.Sitefinity.Web.PageRouteHandler.InstantiateHandler(RequestContext requestContext, PageSiteNode pageDataNode, String& theme) +220
   Telerik.Sitefinity.Web.PageRouteHandler.BuildHttpHandler(RequestContext requestContext) +798
   Telerik.Sitefinity.Frontend.Mvc.Infrastructure.Routing.MvcPageRouteHandler.BuildHttpHandler(RequestContext requestContext) +10
   System.Web.Routing.UrlRoutingModule.PostResolveRequestCache(HttpContextBase context) +11834106
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +142
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +75
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +93


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