Windows Performance Toolkit
A collection of Microsoft performance monitoring tools that produce in-depth performance profiles of Windows operating systems and applications.
84 questions
Windows Performance Analyzer cannot open ETL logs
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Chaozhen Mu
0
Reputation points
Error: Unable to open files: unexpected error. Exception: System.InvalidOperationException: The enumerator is not valid because the collection changed.
at System.Windows.FreezableCollection`1.Enumerator.MoveNext()
at Microsoft.Performance.Shell.PersistenceManager.MergePersistedCollections(HdvPresetCollections hdvPresetCollections)
at Microsoft.Performance.Shell.PresetsLoadingUtils.LoadAllPreBuiltPresetsOnInitialization(UISessionBase uiSession)
at Microsoft.Performance.Shell.TraceLoading.WpaGuiTraceLoadHelper.OnTraceLoadComplete(IUISession uiSession)
at Microsoft.Performance.Shell.WpaApplication.OpenNonUnified(IEnumerable1 processors, ISet1 selectedTables, Boolean rememberRecentFiles, IRecentFileService recentFileService, CancellationTokenSource cts, Dictionary`2 unboundProcessorOptions)
at Microsoft.Performance.Shell.WpaApplication.OpenTracesCore(IEnumerable1 freeItems, IEnumerable1 itemsForProcessors, Boolean rememberRecentFiles, OpenTraceMode mode, IEnumerable1 processingSourcesEnabledInUI, ISet1 selectedTables, Window progressDialogOwner, Dictionary`2 unboundProcessorOptions)