“/”应用程序中的服务器错误。

SQL Server 数据库引擎的实例此时无法获得 LOCK 资源。请在活动用户较少时重新运行该语句。请询问数据库管理员,检查此实例的锁定和内存配置,或检查是否有长时间运行的事务。

说明: 执行当前 Web 请求期间,出现未经处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。

异常详细信息: System.Data.SqlClient.SqlException: SQL Server 数据库引擎的实例此时无法获得 LOCK 资源。请在活动用户较少时重新运行该语句。请询问数据库管理员,检查此实例的锁定和内存配置,或检查是否有长时间运行的事务。

源错误:


行 106:                while (pt.ParentId > 0)
行 107:                {
行 108:                    pt = (ProTypeDO)BusinessLogicBase.Default.Select(new ProTypeDO(), pt.ParentId);
行 109:                    menustring = string.Format("<a title='免费发布信息网-MaiMaiB2B' href='https://b2b.maimaib2b.com/{3}/{1}/'>{0}</a> >> {2}", 
行 110:                                                                string.Format("{1}{0}", pt.ProType, City.CityName), 

源文件: c:\WebSite\maimaib2b\Pages\CompanyList.aspx.cs    行: 108

堆栈跟踪:


[SqlException (0x80131904): SQL Server 数据库引擎的实例此时无法获得 LOCK 资源。请在活动用户较少时重新运行该语句。请询问数据库管理员,检查此实例的锁定和内存配置,或检查是否有长时间运行的事务。]
   System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) +3335088
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) +334
   System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) +4679
   System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +89
   System.Data.SqlClient.SqlDataReader.get_MetaData() +101
   System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) +624
   System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) +3392
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) +725
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +84
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +312
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior) +108
   DAL.SqlHelper.ExecuteReader(SqlConnection connection, SqlTransaction transaction, CommandType commandType, String commandText, SqlParameter[] commandParameters, SqlConnectionOwnership connectionOwnership) in D:\Work\MaimaiB2B\Library\DAL\DAL\DataAccess\SqlHelper.cs:926
   DAL.SqlHelper.ExecuteReader(String connectionString, CommandType commandType, String commandText, SqlParameter[] commandParameters) in D:\Work\MaimaiB2B\Library\DAL\DAL\DataAccess\SqlHelper.cs:988
   DAL.BusinessLogicBase.Select(DataObjectBase BO, Int32 id) in D:\Work\MaimaiB2B\Library\DAL\DAL\Base\BusinessLogicBase.cs:380
   CompanyList.Page_Load(Object sender, EventArgs e) in c:\WebSite\maimaib2b\Pages\CompanyList.aspx.cs:108
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.8.4494.0