[NullReferenceException: 未将对象引用设置到对象的实例。]
System.Data.SqlClient.SqlConnection.get_TypeSystem() +25
System.Data.SqlClient.SqlDataReader..ctor(SqlCommand command, CommandBehavior behavior) +192
System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async) +6292993
System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, DbAsyncResult result) +424
System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +28
System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +211
System.Data.SqlClient.SqlCommand.ExecuteReader() +117
_Default.showLeftNav(Int32 ntemp) in c:\wwwsite\naocecfd-chuanbo\Tuandui\showDetail.aspx.cs:117
_Default.Page_Load(Object sender, EventArgs e) in c:\wwwsite\naocecfd-chuanbo\Tuandui\showDetail.aspx.cs:46
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
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