2019-11-09 01:31:19,246 [YDAWBH120][Thread:82][ERROR] DotNetNuke.UI.WebControls.DNNListEditControl - System.FormatException: Input string was not in a correct format.
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at System.String.System.IConvertible.ToInt32(IFormatProvider provider)
   at System.Convert.ToInt32(Object value)
   at DotNetNuke.UI.WebControls.DNNListEditControl.get_OldIntegerValue()
2019-11-09 01:43:43,965 [YDAWBH120][Thread:73][ERROR] DotNetNuke.UI.WebControls.DNNListEditControl - System.FormatException: Input string was not in a correct format.
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at System.String.System.IConvertible.ToInt32(IFormatProvider provider)
   at System.Convert.ToInt32(Object value)
   at DotNetNuke.UI.WebControls.DNNListEditControl.get_OldIntegerValue()
2019-11-09 04:00:22,855 [YDAWBH120][Thread:78][ERROR] DotNetNuke.Services.Scheduling.SchedulerClient - System.ObjectDisposedException: Cannot access a disposed object.
Object name: 'LuceneController is disposed and cannot be used anymore'.
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.CheckDisposed()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.get_Writer()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.Delete(Query query)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentInternal(SearchDocument searchDocument, Boolean autoCommit)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentsByModule(Int32 portalId, Int32 moduleId, Int32 moduleDefId)
   at DotNetNuke.Services.Search.SearchDataStore.StoreSearchItems(SearchItemInfoCollection searchItems)
   at DotNetNuke.Services.Search.SearchEngine.IndexContent(DateTime startDate)
   at DotNetNuke.Services.Search.SearchEngineScheduler.DoWork()
2019-11-09 04:00:22,887 [YDAWBH120][Thread:78][ERROR] DotNetNuke.Services.Exceptions.Exceptions - System.ObjectDisposedException: Cannot access a disposed object.
Object name: 'LuceneController is disposed and cannot be used anymore'.
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.CheckDisposed()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.get_Writer()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.Delete(Query query)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentInternal(SearchDocument searchDocument, Boolean autoCommit)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentsByModule(Int32 portalId, Int32 moduleId, Int32 moduleDefId)
   at DotNetNuke.Services.Search.SearchDataStore.StoreSearchItems(SearchItemInfoCollection searchItems)
   at DotNetNuke.Services.Search.SearchEngine.IndexContent(DateTime startDate)
   at DotNetNuke.Services.Search.SearchEngineScheduler.DoWork()
2019-11-09 04:00:22,918 [YDAWBH120][Thread:78][ERROR] DotNetNuke.Services.Exceptions.Exceptions - System.ObjectDisposedException: Cannot access a disposed object.
Object name: 'LuceneController is disposed and cannot be used anymore'.
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.CheckDisposed()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.get_Writer()
   at DotNetNuke.Services.Search.Internals.LuceneControllerImpl.Delete(Query query)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentInternal(SearchDocument searchDocument, Boolean autoCommit)
   at DotNetNuke.Services.Search.Internals.InternalSearchControllerImpl.DeleteSearchDocumentsByModule(Int32 portalId, Int32 moduleId, Int32 moduleDefId)
   at DotNetNuke.Services.Search.SearchDataStore.StoreSearchItems(SearchItemInfoCollection searchItems)
   at DotNetNuke.Services.Search.SearchEngine.IndexContent(DateTime startDate)
   at DotNetNuke.Services.Search.SearchEngineScheduler.DoWork()
2019-11-09 04:10:45,777 [YDAWBH120][Thread:9][FATAL] DotNetNuke.Web.Common.Internal.DotNetNukeHttpApplication - System.Web.HttpException (0x80004005): The file '/nl-be/home.aspx' does not exist.
   at System.Web.UI.Util.CheckVirtualFileExists(VirtualPath virtualPath)
   at System.Web.Compilation.BuildManager.GetVPathBuildResultInternal(VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate)
   at System.Web.Compilation.BuildManager.GetVPathBuildResultWithNoAssert(HttpContext context, VirtualPath virtualPath, Boolean noBuild, Boolean allowCrossApp, Boolean allowBuildInPrecompile, Boolean throwIfNotFound, Boolean ensureIsUpToDate)
   at System.Web.Compilation.BuildManager.GetVirtualPathObjectFactory(VirtualPath virtualPath, HttpContext context, Boolean allowCrossApp, Boolean throwIfNotFound)
   at System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp)
   at System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath)
   at System.Web.UI.PageHandlerFactory.GetHandler(HttpContext context, String requestType, String virtualPath, String path)
   at System.Web.HttpApplication.MaterializeHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step)
   at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
2019-11-09 06:28:56,293 [YDAWBH120][Thread:23][ERROR] DotNetNuke.UI.WebControls.DNNListEditControl - System.FormatException: Input string was not in a correct format.
   at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal)
   at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info)
   at System.String.System.IConvertible.ToInt32(IFormatProvider provider)
   at System.Convert.ToInt32(Object value)
   at DotNetNuke.UI.WebControls.DNNListEditControl.get_OldIntegerValue()
2019-11-09 09:08:06,559 [YDAWBH120][Thread:64][FATAL] DotNetNuke.Framework.PageBase - An error has occurred while loading page.
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2019-11-09 09:08:06,590 [YDAWBH120][Thread:64][ERROR] DotNetNuke.Services.Exceptions.Exceptions - ~/Default.aspx?error=An unexpected error has occurred&content=0
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2019-11-09 09:08:10,293 [YDAWBH120][Thread:70][FATAL] DotNetNuke.Framework.PageBase - An error has occurred while loading page.
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2019-11-09 09:08:10,309 [YDAWBH120][Thread:70][ERROR] DotNetNuke.Services.Exceptions.Exceptions - ~/Default.aspx?error=An unexpected error has occurred&content=0
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2019-11-09 09:35:22,418 [YDAWBH120][Thread:79][FATAL] DotNetNuke.Framework.PageBase - An error has occurred while loading page.
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
2019-11-09 09:35:22,418 [YDAWBH120][Thread:79][ERROR] DotNetNuke.Services.Exceptions.Exceptions - ~/Default.aspx?error=An unexpected error has occurred&content=0
System.NullReferenceException: Object reference not set to an instance of an object.
   at DotNetNuke.Entities.Portals.PortalSettingsController.ConfigureActiveTab(PortalSettings portalSettings)
   at DotNetNuke.Framework.DefaultPage.InitializePage()
   at DotNetNuke.Framework.DefaultPage.OnInit(EventArgs e)
   at System.Web.UI.Control.InitRecursive(Control namingContainer)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)