{"CurrentStatus":0,"Description":"ORA-12541: TNS:no listener","StackTrace":"   at Oracle.DataAccess.Client.OracleException.HandleErrorHelper(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, OpoSqlValCtx* pOpoSqlValCtx, Object src, String procedure)\r\n   at Oracle.DataAccess.Client.OracleException.HandleError(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, Object src)\r\n   at Oracle.DataAccess.Client.OracleConnection.Open()\r\n   at SD.LLBLGen.Pro.ORMSupportClasses.DataAccessAdapterBase.OpenConnection()\r\n   at SD.LLBLGen.Pro.ORMSupportClasses.DataAccessAdapterBase.ExecuteMultiRowRetrievalQuery(IRetrievalQuery queryToExecute, IEntityFactory2 entityFactory, IEntityCollection2 collectionToFill, IFieldPersistenceInfo[] fieldsPersistenceInfo, Boolean allowDuplicates, IEntityFields2 fieldsUsedForQuery)\r\n   at SD.LLBLGen.Pro.ORMSupportClasses.DataAccessAdapterBase.FetchEntityCollectionInternal(IEntityCollection2 collectionToFill, IRelationPredicateBucket& filterBucket, Int32 maxNumberOfItemsToReturn, ISortExpression sortClauses, Int32 pageNumber, Int32 pageSize)\r\n   at SD.LLBLGen.Pro.ORMSupportClasses.DataAccessAdapterBase.FetchEntityCollection(IEntityCollection2 collectionToFill, IRelationPredicateBucket filterBucket, Int32 maxNumberOfItemsToReturn, ISortExpression sortClauses, Int32 pageNumber, Int32 pageSize)\r\n   at SD.LLBLGen.Pro.ORMSupportClasses.DataAccessAdapterBase.FetchEntityCollection(IEntityCollection2 collectionToFill, IRelationPredicateBucket filterBucket)\r\n   at OnCourse.Domain.Documents.Components.Attachments.GetAttachments(Int32 userID, Boolean cacheable) in c:\\Builds\\OnCourse\\CI - OnCourse Web\\Sources\\src\\Domain\\Documents\\Attachments.cs:line 174\r\n   at OnCourse.Domain.Documents.Components.Attachments.GetAttachment(Int32 id, Int32 userID) in c:\\Builds\\OnCourse\\CI - OnCourse Web\\Sources\\src\\Domain\\Documents\\Attachments.cs:line 140\r\n   at OnCourse.Domain.Documents.Components.DocumentsAjaxHandler.DownloadDocumentsPublic(HttpContext context) in c:\\Builds\\OnCourse\\CI - OnCourse Web\\Sources\\src\\Domain\\Documents\\Controls\\DocumentsAjaxHandler.cs:line 44\r\n   at OnCourse.Domain.Documents.Components.DocumentsAjaxHandler.DownloadDocuments(HttpContext context) in c:\\Builds\\OnCourse\\CI - OnCourse Web\\Sources\\src\\Domain\\Documents\\Controls\\DocumentsAjaxHandler.cs:line 31\r\n   at OnCourse.Domain.Documents.Components.DocumentsAjaxHandler.ProcessRequest(HttpContext context) in c:\\Builds\\OnCourse\\CI - OnCourse Web\\Sources\\src\\Domain\\Documents\\Controls\\DocumentsAjaxHandler.cs:line 1122"}