NullReferenceException,System.Data.OleDb.OleDbException: 未指定的错误
大家救救我啊,我的程序怎么会出现这个错误啊?。。。。。我用的是access 数据库
还有我的页面怎么刷新后都会发生NullReferenceException这个列外呢
“/”应用程序中的服务器错误。
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未指定的错误
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.Data.OleDb.OleDbException: 未指定的错误
源错误:
执行当前 Web 请求期间生成了未处理的异常。可以使用下面的异常堆栈跟踪信息确定有关异常原因和发生位置的信息。
堆栈跟踪:
[OleDbException (0x80004005): 未指定的错误]
System.Data.OleDb.OleDbConnectionInternal..ctor(OleDbConnectionString constr, OleDbConnection connection) +1131233
System.Data.OleDb.OleDbConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningObject) +53
System.Data.ProviderBase.DbConnectionFactory.CreateNonPooledConnection(DbConnection owningConnection, DbConnectionPoolGroup poolGroup) +27
System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +47
System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +105
System.Data.OleDb.OleDbConnection.Open() +37
zkd.zkdOledbHelper.OleDBHelper.PrepareCommand(OleDbCommand cmd, OleDbConnection conn, OleDbTransaction trans, CommandType cmdType, String cmdText, OleDbParameter[] cmdParms) in F:\xtlsolution\OledbHelper\OleDBHelper.cs:244
zkd.zkdOledbHelper.OleDBHelper.ExcuteDataSet(OleDbConnection conn, CommandType cmdType, String cmdText, OleDbParameter[] cmdParms) in F:\xtlsolution\OledbHelper\OleDBHelper.cs:183
zkd.zkdOledbHelper.product1Dal.Viewproduct1List(Int32 pageSize, Int32 toPage, Int32& recordCount) in F:\xtlsolution\OledbHelper\product1Dal.cs:238
myascx_gcal.product1ListtBind() +150
myascx_gcal.Page_Load(Object sender, EventArgs e) +21
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +15
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +33
System.Web.UI.Control.OnLoad(EventArgs e) +99
System.Web.UI.Control.LoadRecursive() +47
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1436
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版本信息: Microsoft .NET Framework 版本:2.0.50727.1433; ASP.NET 版本:2.0.50727.1433