SharedDataTableCollection - Collection was modified

ChanKK — Mon, 06 Jun 2011 23:27:57 GMT

My application hit errors as below when it is in heavy usage. I checked SF source code, found that

RemoveReferencesToBusinessObject() and

AddBusinessObjectTable() do not support thread-safe (correct me if I am wrong). Shall you please advice. it is urgent!!

Thank you

[quote]Event code: 3005

Event message: An unhandled exception has occurred.

Event time: 6/7/2011 10:54:36 AM

Event time (UTC): 6/7/2011 2:54:36 AM

Event ID: 044450cc03b54d168fbb49dfa3103650

Event sequence: 6955

Event occurrence: 2

Event detail code: 0

Application information:

Application domain: /LM/w3svc/1/Root/FlexEA-1-129518874042964137

Trust level: Full

Application Virtual Path: /FlexEA

Application Path: D:\xxx_EA\FlexHR\

Machine name: xxx

Process information:

Process ID: 5816

Process name: w3wp.exe

Account name: NT AUTHORITY\NETWORK SERVICE

Exception information:

Exception type: InvalidOperationException

Exception message: Collection was modified; enumeration operation may not execute.

Request information:

Request URL: https://xxx.com:443/FlexEA/PayStatement/Forms/PaySlipReport.aspx

Request path: /FlexEA/PayStatement/Forms/PaySlipReport.aspx

User host address: xxx

User:

Is authenticated: False

Authentication Type:

Thread account name: NT AUTHORITY\NETWORK SERVICE

Thread information:

Thread ID: 19

Thread account name: NT AUTHORITY\NETWORK SERVICE

Is impersonating: False

Stack trace: at System.ThrowHelper.ThrowInvalidOperationException(ExceptionResource resource)

at System.Collections.Generic.Dictionary`2.Enumerator.MoveNext()

at MicroFour.StrataFrame.Business.BusinessLayer.SharedDataTableCollection.RemoveReferencesToBusinessObject(BusinessLayer bo)

at MicroFour.StrataFrame.Business.BusinessBindingSource.ClearBusinessObjectList()

at MicroFour.StrataFrame.Business.BusinessBindingSource.Dispose(Boolean disposing)

at System.ComponentModel.Component.Dispose()

at Vfs.PayStatement.UI.Web.Forms.PaySlipReport.Report_AfterPrint(Object sender, EventArgs e)

at DevExpress.XtraReports.UI.XRControl.OnAfterPrint(EventArgs e)

at DevExpress.XtraReports.UI.XtraReport.OnAfterPrint(EventArgs e)

at Vfs.PayStatement.UI.Web.Reports.PaySlipWDReportDesign.OnAfterPrint(EventArgs e)

at DevExpress.XtraReports.UI.XtraReport.AfterBuildPagesProc()

at DevExpress.XtraPrinting.Native.Printingdocument.AfterBuild()

at DevExpress.XtraPrinting.Native.PSdocument.AfterBuild()

at DevExpress.XtraPrinting.Native.Printingdocument.DocumentHelper.BuildPages()

at DevExpress.XtraPrinting.Native.Printingdocument.BuildPages()

at DevExpress.XtraPrinting.Native.Printingdocument.End(Boolean buildPagesInBackground)

at DevExpress.XtraPrinting.PrintingSystemBase.End(Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocumentCore2(PrintingSystemBase ps, Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocumentCore(Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocument(Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocument()

at DevExpress.XtraReports.Web.ReportViewer.ForcePSDocument()

at DevExpress.XtraReports.Web.ReportViewer.OnPreRender(EventArgs e)

at System.Web.UI.Control.PreRenderRecursiveInternal()

at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Custom event details:

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.[/quote]

[quote][/quote]Event code: 3005

Event message: An unhandled exception has occurred.

Event time: 6/7/2011 10:15:28 AM

Event time (UTC): 6/7/2011 2:15:28 AM

Event ID: 3db852e418f44f188a80e9347469243a

Event sequence: 5370

Event occurrence: 25

Event detail code: 0

Application information:

Application domain: /LM/w3svc/1/Root/FlexEA-1-129518858229784092

Trust level: Full

Application Virtual Path: /FlexEA

Application Path: D:\xxx_EA\FlexHR\

Machine name: xxx

Process information:

Process ID: 1404

Process name: w3wp.exe

Account name: NT AUTHORITY\NETWORK SERVICE

Exception information:

Exception type: IndexOutOfRangeException

Exception message: Index was outside the bounds of the array.

Request information:

Request URL: https://xxx.com:443/FlexEA/PayStatement/Forms/PayEAReport.aspx

Request path: /FlexEA/PayStatement/Forms/PayEAReport.aspx

User host address: xxx

User:

Is authenticated: False

Authentication Type:

Thread account name: NT AUTHORITY\NETWORK SERVICE

Thread information:

Thread ID: 33

Thread account name: NT AUTHORITY\NETWORK SERVICE

Is impersonating: False

Stack trace: at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)

at MicroFour.StrataFrame.Business.BusinessLayer.SharedDataTableCollection.AddBusinessObjectTable(BusinessLayer BusinessObject)

at MicroFour.StrataFrame.Business.BusinessLayer.ShareCurrentDataTable(BusinessLayer BusinessObject)

at MicroFour.StrataFrame.Business.BusinessBindingSource.CreateShareAndAddBusinessObject(Int32 index)

at MicroFour.StrataFrame.Business.BusinessBindingSource.get_Item(Int32 index)

at DevExpress.Data.Helpers.BaseListDataControllerHelper.GetRow(Int32 listSourceRow)

at DevExpress.Data.DataController.GetRow(Int32 controllerRow)

at DevExpress.Data.BaseListSourceDataController.GetRow(Int32 controllerRow)

at DevExpress.XtraReports.Native.Data.SortedListController.GetItem(Int32 index)

at DevExpress.Data.Browsing.ListBrowser.get_Current()

at DevExpress.XtraReports.UI.XRBinding.GetImmediateColumnValue(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.XRBinding.GetColumnValue(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.XRBinding.UpdatePropertyValue(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.XRControl.UpdateBindingCore(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.XRFieldEmbeddableControl.UpdateBindingCore(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.XRControl.UpdateBinding(XRDataContext dataContext, ImagesContainer images)

at DevExpress.XtraReports.UI.Band.GenerateContent(DocumentBand docBand, Int32 rowIndex, Boolean fireBeforePrint)

at DevExpress.XtraReports.UI.Band.GenerateWithSubreports(DocumentBand docBand, Int32 rowIndex, Boolean fireBeforePrint, PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.Native.SelfGeneratedDocumentBand..ctor(RootDocumentBand root, DocumentBandKind kind, Band band, Int32 rowIndex, Boolean fireBeforePrint, PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.UI.Band.CreateDocumentBand(Int32 rowIndex, RootDocumentBand rootDocBand, PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.UI.DetailBand.CreateDocumentBand(Int32 rowIndex, Int32 rowCount, RootDocumentBand rootDocBand, PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.Native.Printing.DetailWriterBase.WriteDetailCore(PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.Native.Printing.DetailWriterBase.Write(DocumentBand rootBand, PageBuildInfo pageBuildInfo)

at DevExpress.XtraReports.Native.Printing.DocumentBuilder.GetBand(DocumentBand rootBand, PageBuildInfo pageBuildInfo)

at DevExpress.XtraPrinting.Native.DocumentBand.GetBand(Int32 index, RectangleF bounds, PointF offset, Boolean forNextPage)

at DevExpress.XtraPrinting.Native.DocumentBand.GetBand(Int32 index)

at DevExpress.XtraPrinting.Native.BuildInfoContainer.GetDetailContainer(DocumentBand rootBand, PageRowBuilderBase pageRowBuilderBase, RectangleF bounds)

at DevExpress.XtraPrinting.Native.PageHeaderFooterRowBuilder.GetHeaderRowIndex(DocumentBand rootBand)

at DevExpress.XtraPrinting.Native.PageHeaderFooterRowBuilderBase.FillPageHeader(DocumentBand rootBand, RectangleF bounds)

at DevExpress.XtraPrinting.Native.PageHeaderFooterRowBuilderBase.FillReportDetailsAndFooter(DocumentBand rootBand, RectangleF bounds)

at DevExpress.XtraPrinting.Native.PageRowBuilderBase.FillPage(DocumentBand rootBand, RectangleF bounds)

at DevExpress.XtraPrinting.Native.PageBuildEngine.Build(Boolean shoulAddPages)

at DevExpress.XtraPrinting.Native.PageBuildEngine.BuildPages(DocumentBand rootBand, ReadonlyPageData pageData, RectangleF usefulPageRect, Boolean shoulAddPages, PrintingDocument document)

at DevExpress.XtraPrinting.Native.PageBuildEngine.BuildPages(DocumentBand rootBand, PrintingDocument document, PrintingSystemBase ps)

at DevExpress.XtraPrinting.Native.Printingdocument.BuildPagesCore()

at DevExpress.XtraPrinting.Native.Printingdocument.DocumentHelper.BuildPages()

at DevExpress.XtraPrinting.Native.Printingdocument.BuildPages()

at DevExpress.XtraPrinting.Native.Printingdocument.End(Boolean buildPagesInBackground)

at DevExpress.XtraPrinting.PrintingSystemBase.End(Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocumentCore2(PrintingSystemBase ps, Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocumentCore(Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocument(Single progressRange, Boolean buildPagesInBackground)

at DevExpress.XtraReports.UI.XtraReport.CreateDocument()

at DevExpress.XtraReports.Web.ReportViewer.ForcePSDocument()

at DevExpress.XtraReports.Web.ReportViewer.OnPreRender(EventArgs e)

at System.Web.UI.Control.PreRenderRecursiveInternal()

at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Custom event details:

For more information, see Help and Support Center at http://go.microsoft.com/fwlink/events.asp.

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SharedDataTableCollection - Collection was modified