[NullReferenceException: Object reference not set to an instance of an object.]
   System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add) +138
   System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value) +15
   Iesi.Collections.Generic.DictionarySet`1.Add(T o) +143
   NHibernate.AdoNet.AbstractBatcher.Generate(CommandType type, SqlString sqlString, SqlType[] parameterTypes) +139
   NHibernate.AdoNet.AbstractBatcher.PrepareQueryCommand(CommandType type, SqlString sql, SqlType[] parameterTypes) +18
   NHibernate.Loader.Loader.PrepareQueryCommand(QueryParameters queryParameters, Boolean scroll, ISessionImplementor session) +98
   NHibernate.Loader.Loader.DoQuery(ISessionImplementor session, QueryParameters queryParameters, Boolean returnProxies) +146
   NHibernate.Loader.Loader.DoQueryAndInitializeNonLazyCollections(ISessionImplementor session, QueryParameters queryParameters, Boolean returnProxies) +126
   NHibernate.Loader.Loader.DoList(ISessionImplementor session, QueryParameters queryParameters) +151

[GenericADOException: could not execute query
[ SELECT this_.[Id] as column1_51_0_, this_.[SourceTableName] as column2_51_0_, this_.[ExtendTableName] as column3_51_0_, this_.[DisplayName] as column4_51_0_, this_.[Note] as column5_51_0_, this_.[CreateTime] as column6_51_0_, this_.[CreateUserId] as column7_51_0_, this_.[LastUpdateTime] as column8_51_0_, this_.[UpdateUserId] as column9_51_0_ FROM Sys_ExtendTable this_ WHERE this_.[SourceTableName] = ? ]
  Name:cp0 - Value:CmsCore_Site
[SQL: SELECT this_.[Id] as column1_51_0_, this_.[SourceTableName] as column2_51_0_, this_.[ExtendTableName] as column3_51_0_, this_.[DisplayName] as column4_51_0_, this_.[Note] as column5_51_0_, this_.[CreateTime] as column6_51_0_, this_.[CreateUserId] as column7_51_0_, this_.[LastUpdateTime] as column8_51_0_, this_.[UpdateUserId] as column9_51_0_ FROM Sys_ExtendTable this_ WHERE this_.[SourceTableName] = ?]]
   NHibernate.Loader.Loader.DoList(ISessionImplementor session, QueryParameters queryParameters) +239
   NHibernate.Loader.Loader.ListIgnoreQueryCache(ISessionImplementor session, QueryParameters queryParameters) +18
   NHibernate.Loader.Loader.List(ISessionImplementor session, QueryParameters queryParameters, ISet`1 querySpaces, IType[] resultTypes) +79
   NHibernate.Impl.SessionImpl.List(CriteriaImpl criteria, IList results) +649
   NHibernate.Impl.CriteriaImpl.List(IList results) +49
   NHibernate.Impl.CriteriaImpl.List() +58
   Systen.Framework.Dao.GenericDao`1.Get(Order order, ICriterion[] criterions) +364
   Systen.Framework.Dao.GenericDao`1.Get(ICriterion[] criterions) +55
   Systen.Extend.Service.ExtendTableService.GetModels(String tableName) +571
   Systen.Extend.Service.ExtendTableService.GetExtendData(String tableName, Int64 extendId) +59
   Castle.Proxies.Invocations.IExtendTableService_GetExtendData_1.InvokeMethodOnTarget() +120
   Castle.DynamicProxy.AbstractInvocation.Proceed() +57
   Castle.Facilities.AutoTx.TransactionInterceptor.Intercept(IInvocation invocation) +129
   Castle.DynamicProxy.AbstractInvocation.Proceed() +89
   Castle.Proxies.IExtendTableServiceProxy.GetExtendData(String tableName, Int64 extendId) +171
   Systen.Cms.Core.TagHelpers.WebsiteTagHelper.ShYv757QfYoIPc9IcOk(Object , Object , Int64 ) +51
   Systen.Cms.Core.TagHelpers.WebsiteTagHelper.GetDataSource() +13668
   Systen.Cms.TemplateEngine.TagHelpers.<ProcessAsync>d__1.HjMXo4aptVEdGNC9F62(Object ) +41
   Systen.Cms.TemplateEngine.TagHelpers.<ProcessAsync>d__1.MoveNext() +1457
   System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +99
   System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) +58
   Microsoft.AspNetCore.Razor.Runtime.TagHelpers.<RunAsync>d__0.MoveNext() +330
   System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +99
   System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) +58
   System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task) +25
   Systen.TemplateEngine.V004.<ExecuteAsync>d__d1.MoveNext() in e:\websites\cqjzhzm-8c2044\www\Theme\Output\V004\PictureList.html.cshtml.cs:0

[AggregateException: One or more errors occurred.]
   System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions) +4393309
   System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken) +13066254
   System.Threading.Tasks.Task.Wait() +15
   Systen.Cms.Core.Route.CreateHtmlHelper.XtQA5Wd1omQkuwkSylI(Object ) +33
   Systen.Cms.Core.Route.CreateHtmlHelper.GetHtml(TemplatePageBase templatePage, DynamicTemplateData templateParameters, String outHtmlFullPath) +387
   Systen.Cms.Core.Route.ContentPageRoute.WriteHtml(HttpContextBase httpContext, Site dataSourceSite, TemplatePageBase templatePage, IDictionary`2 templateParameters, String urlFileName) +3944
   Systen.Cms.Core.Route.ContentPageRoute.GetRouteData(HttpContextBase httpContext) +2782
   System.Web.Routing.RouteCollection.GetRouteData(HttpContextBase httpContext) +235
   System.Web.Routing.UrlRoutingModule.PostResolveRequestCache(HttpContextBase context) +60
   System.Web.Routing.UrlRoutingModule.OnApplicationPostResolveRequestCache(Object sender, EventArgs e) +82
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +141
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +48
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +71