System.InvalidOperationException: Invalid operation. The connection is closed.
at System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync()
at System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket()
at System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer()
at System.Data.SqlClient.TdsParserStateObject.TryReadByteArray(Byte[] buff, Int32 offset, Int32 len, Int32& totalRead)
at System.Data.SqlClient.TdsParserStateObject.TryReadStringWithEncoding(Int32 length, Encoding encoding, Boolean isPlp, String& value)
at System.Data.SqlClient.TdsParser.TryReadSqlStringValue(SqlBuffer value, Byte type, Int32 length, Encoding encoding, Boolean isPlp, TdsParserStateObject stateObj)
at System.Data.SqlClient.TdsParser.TryReadSqlValue(SqlBuffer value, SqlMetaDataPriv md, Int32 length, TdsParserStateObject stateObj, SqlCommandColumnEncryptionSetting columnEncryptionOverride, String columnName)
at System.Data.SqlClient.SqlDataReader.TryReadColumnInternal(Int32 i, Boolean readHeaderOnly)
at System.Data.SqlClient.SqlDataReader.TryReadColumn(Int32 i, Boolean setTimeout, Boolean allowPartiallyReadColumn)
at System.Data.SqlClient.SqlDataReader.GetValues(Object[] values)
at System.Data.ProviderBase.SchemaMapping.LoadDataRow()
at System.Data.Common.DataAdapter.FillLoadDataRow(SchemaMapping mapping)
at System.Data.Common.DataAdapter.FillFromReader(DataSet dataset, DataTable datatable, String srcTable, DataReaderContainer dataReader, Int32 startRecord, Int32 maxRecords, DataColumn parentChapterColumn, Object parentChapterValue)
at System.Data.Common.DataAdapter.Fill(DataTable[] dataTables, IDataReader dataReader, Int32 startRecord, Int32 maxRecords)
at System.Data.DataTable.Load(IDataReader reader, LoadOption loadOption, FillErrorEventHandler errorHandler)
at System.Data.Linq.SqlClient.ObjectReaderCompiler.ObjectReaderBase`1.Buffer()
at System.Data.Linq.SqlClient.ObjectReaderCompiler.ObjectReaderSession`1.Buffer()
at System.Data.Linq.SqlClient.SqlConnectionManager.BootUser(IConnectionUser user)
at System.Data.Linq.SqlClient.SqlConnectionManager.UseConnection(IConnectionUser user)
at System.Data.Linq.SqlClient.SqlProvider.Execute(Expression query, QueryInfo queryInfo, IObjectReaderFactory factory, Object[] parentArgs, Object[] userArgs, ICompiledSubQuery[] subQueries, Object lastResult)
at System.Data.Linq.SqlClient.SqlProvider.ExecuteAll(Expression query, QueryInfo[] queryInfos, IObjectReaderFactory factory, Object[] userArguments, ICompiledSubQuery[] subQueries)
at System.Data.Linq.SqlClient.SqlProvider.CompiledQuery.Execute(IProvider provider, Object[] arguments)
at System.Data.Linq.CommonDataServices.DeferredSourceFactory`1.ExecuteKeyQuery(Object[] keyValues)
at System.Data.Linq.CommonDataServices.DeferredSourceFactory`1.Execute(Object instance)
at System.Data.Linq.EntitySet`1.Load()
at System.Data.Linq.EntitySet`1.get_Count()
at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source)
at CompiledRazorTemplates.Dynamic.fcbcdfbbdebd.Execute()
at RazorEngine.Templating.TemplateBase.Run(ExecuteContext context)
at System.Web.Mvc.HtmlTemplateBase`1.Run(ExecuteContext context)
at CMS.Core.ITemplateExtensions.Run[T](ITemplate template, T Model)
at CMS.Core.ITemplateExtensions.Parse[T](String template, T Model)