“/”应用程序中的服务器错误。

未指定的错误

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.OleDb.OleDbException: 未指定的错误

源错误:


行 437:        {
行 438:            if (conn.State != ConnectionState.Open)
行 439:                conn.Open();
行 440:            cmd.Connection = conn;
行 441:            cmd.CommandText = cmdText;

源文件: d:\wwwroot\qcq\code\App_Code\DBUtility\DbHelperOleDb.cs    行: 439

堆栈跟踪:


[OleDbException (0x80004005): 未指定的错误]
   System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection) +320
   System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject) +88
   System.Data.ProviderBase.DbConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection, DbConnectionOptions userOptions) +24
   System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup, DbConnectionOptions userOptions) +38
   System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +507
   System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +154
   System.Data.ProviderBase.DbConnectionClosed.TryOpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +21
   System.Data.ProviderBase.DbConnectionInternal.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +19
   System.Data.OleDb.OleDbConnection.Open() +42
   Maticsoft.DBUtility.DbHelperOleDb.PrepareCommand(OleDbCommand cmd, OleDbConnection conn, OleDbTransaction trans, String cmdText, OleDbParameter[] cmdParms) in d:\wwwroot\qcq\code\App_Code\DBUtility\DbHelperOleDb.cs:439
   Maticsoft.DBUtility.DbHelperOleDb.Query(String SQLString, OleDbParameter[] cmdParms) in d:\wwwroot\qcq\code\App_Code\DBUtility\DbHelperOleDb.cs:417
   Maticsoft.DAL.gscontent.GetModel(Int32 ID) in d:\wwwroot\qcq\code\App_Code\DAL\gscontent.cs:124
   Maticsoft.BLL.gscontent.GetModel(Int32 id) in d:\wwwroot\qcq\code\App_Code\BLL\gscontent.cs:55
   ClassInfo.Page_Load(Object sender, EventArgs e) in d:\wwwroot\qcq\code\ClassInfo.aspx.cs:20
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +51
   System.Web.UI.Control.OnLoad(EventArgs e) +95
   System.Web.UI.Control.LoadRecursive() +59
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +678


版本信息: Microsoft .NET Framework 版本:4.0.30319; ASP.NET 版本:4.7.3282.0