Forum Error

System.Web.HttpRequestValidationException (0x80004005): A potentially dangerous Request.QueryString value was detected from the client (m="</p>÷ñÒ1619521390êÖ3...").
   at System.Web.HttpRequest.ValidateString(String value, String collectionKey, RequestValidationSource requestCollection)
   at System.Web.HttpValueCollection.EnsureKeyValidated(String key)
   at System.Web.HttpValueCollection.Get(String name)
   at YAF.Types.Extensions.NameValueCollectionExtensions.GetValueList(NameValueCollection collection, String paramName) in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Types\Extensions\NameValueCollectionExtensions.cs:line 119
   at YAF.Core.Context.LoadPageVariablesFromQuery.Handle(InitPageLoadEvent event) in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Core\Context\LoadPageVariablesFromQuery.cs:line 61
   at System.Collections.Generic.List`1.ForEach(Action`1 action)
   at YAF.Core.Context.BoardContext.InitUserAndPage() in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Core\Context\BoardContext.cs:line 209
   at YAF.Core.Context.UserPageBase.get_PageData() in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Core\Context\UserPageBase.cs:line 172
   at YAF.Core.Context.BoardContext.get_PageUser() in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Core\Context\BoardContext.cs:line 146
   at YAF.Core.BasePages.ForumPageBase.OnError(EventArgs e) in C:\inetpub\wwwroot\YAFNET_3.2.7_source\yafsrc\YAF.Core\BasePages\ForumPageBase.cs:line 96
   at System.Web.UI.Page.HandleError(Exception e)
   at System.Web.UI.Page.<ProcessRequestMainAsync>d__523.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.Util.WithinCancellableCallbackTaskAwaitable.WithinCancellableCallbackTaskAwaiter.GetResult()
   at System.Web.UI.Page.<ProcessRequestAsync>d__515.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.UI.Page.<ProcessRequestAsync>d__554.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
   at System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw()
   at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
   at System.Web.TaskAsyncHelper.EndTask(IAsyncResult ar)
   at System.Web.HttpApplication.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)