異常詳細(xì)信息: System.InvalidOperationException: 未在本地計算機(jī)上注冊“Microsoft.Jet.OLEDB.4.0”提供程序。

[InvalidOperationException: 未在本地計算機(jī)上注冊“Microsoft.Jet.OLEDB.4.0”提供程序。] System.Data.OleDb.OleDbServicesWrapper.GetDataSource(OleDbConnectionString constr, DataSourceWrapper& datasrcWrapper) +263 System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection) +515 System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, DbConnectionPoolKey poolKey, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject) +104 System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup, DbConnectionOptions userOptions) +57 System.Data.ProviderBase.DbConnectionFactory.TryGetConnection(DbConnection owningConnection, TaskCompletionSource`1 retry, DbConnectionOptions userOptions, DbConnectionInternal oldConnection, DbConnectionInternal& connection) +1186 System.Data.ProviderBase.DbConnectionInternal.TryOpenConnectionInternal(DbConnection outerConnection, DbConnectionFactory connectionFactory, TaskCompletionSource`1 retry, DbConnectionOptions userOptions) +315 System.Data.ProviderBase.DbConnectionInternal.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +23 System.Data.OleDb.OleDbConnection.Open() +53 Bangso.DBUtility.SQLHelper.PrepareCommand(OleDbConnection conn, String sqlstr, Boolean typed, OleDbParameter[] parm) in c:wwwrootdftiyu.comApp_CodeSQLHelper.cs:39 Bangso.DBUtility.SQLHelper.ExecuteDataset(String sqlstr) in c:wwwrootdftiyu.comApp_CodeSQLHelper.cs:195 ascx_FrontPagerData.reload(Int32 currentPageIndex) in c:wwwrootdftiyu.comascxFrontPagerData.ascx.cs:229 key_list.Page_Load(Object sender, EventArgs e) in c:wwwrootdftiyu.comkeylist.aspx.cs:22 System.Web.UI.Control.OnLoad(EventArgs e) +108 System.Web.UI.Control.LoadRecursive() +90 System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533

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