“/”应用程序中的服务器错误。

未在本地计算机上注册“Microsoft.Jet.OleDb.4.0”提供程序。

说明: 执行当前 Web 请求期间,出现未处理的异常。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.InvalidOperationException: 未在本地计算机上注册“Microsoft.Jet.OleDb.4.0”提供程序。

源错误:


行 18: 		string MyConnString="Provider=Microsoft.Jet.OleDb.4.0;Data Source="+Server.MapPath("../data/admin.mdb");
行 19: 		MyConn=new OleDbConnection(MyConnString);
行 20: 		MyConn.Open();
行 21: 
行 22: 		if(!Page.IsPostBack)

源文件: d:\hostwww\vpihcom\web\cn\userinfo.aspx    行: 20

堆栈跟踪:


[InvalidOperationException: 未在本地计算机上注册“Microsoft.Jet.OleDb.4.0”提供程序。]
   System.Data.OleDb.OleDbServicesWrapper.GetDataSource(OleDbConnectionString constr, DataSourceWrapper& datasrcWrapper) +1828687
   System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection) +148
   System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject) +100
   System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup) +45
   System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +6343022
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +6343335
   System.Data.OleDb.OleDbConnection.Open() +47
   ASP.cn_userinfo_aspx.Page_Load(Object src, EventArgs e) in d:\hostwww\vpihcom\web\cn\userinfo.aspx:20
   System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +25
   System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +42
   System.Web.UI.Control.OnLoad(EventArgs e) +132
   System.Web.UI.Control.LoadRecursive() +66
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2428


版本信息: Microsoft .NET Framework 版本:2.0.50727.8974; ASP.NET 版本:2.0.50727.8975