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I think I'm doing everything right, but unfortunately I get an error: 'Specified argument was out of the range of valid values. Arg_ParamName_Name'
StackTrace:
at Avalonia.Controls.Primitives.TreeDataGridCellsPresenter.UpdateRowIndex(Int32 index) in /_/src/Avalonia.Controls.TreeDataGrid/Primitives/TreeDataGridCellsPresenter.cs:line 67
at Avalonia.Controls.Primitives.TreeDataGridRow.UpdateIndex(Int32 index) in /_/src/Avalonia.Controls.TreeDataGrid/Primitives/TreeDataGridRow.cs:line 86
at Avalonia.Controls.Primitives.TreeDataGridRowsPresenter.UpdateElementIndex(IControl element, Int32 index) in /_/src/Avalonia.Controls.TreeDataGrid/Primitives/TreeDataGridRowsPresenter.cs:line 82
at Avalonia.Controls.Primitives.RealizedElementList.ItemsInserted(Int32 modelIndex, Int32 count, Action`2 updateElementIndex) in /_/src/Avalonia.Controls.TreeDataGrid/Primitives/RealizedElementList.cs:line 124
at Avalonia.Controls.Primitives.TreeDataGridPresenterBase`1.OnItemsCollectionChanged(Object sender, NotifyCollectionChangedEventArgs e) in /_/src/Avalonia.Controls.TreeDataGrid/Primitives/TreeDataGridPresenterBase.cs:line 584
at Avalonia.Controls.Models.TreeDataGrid.AnonymousSortableRows`1.OnItemsCollectionChangedUnsorted(NotifyCollectionChangedEventArgs e) in /_/src/Avalonia.Controls.TreeDataGrid/Models/TreeDataGrid/AnonymousSortableRows.cs:line 167
at Avalonia.Controls.Models.TreeDataGrid.AnonymousSortableRows`1.OnItemsCollectionChanged(Object sender, NotifyCollectionChangedEventArgs e) in /_/src/Avalonia.Controls.TreeDataGrid/Models/TreeDataGrid/AnonymousSortableRows.cs:line 135
at Avalonia.Controls.TreeDataGridItemsSourceView.OnItemsSourceChanged(NotifyCollectionChangedEventArgs args) in /_/src/Avalonia.Controls.TreeDataGrid/TreeDataGridItemsSourceView.cs:line 216
at Avalonia.Controls.TreeDataGridItemsSourceView.Avalonia.Controls.Utils.ICollectionChangedListener.Changed(INotifyCollectionChanged sender, NotifyCollectionChangedEventArgs e) in /_/src/Avalonia.Controls.TreeDataGrid/TreeDataGridItemsSourceView.cs:line 191
at Avalonia.Controls.Utils.CollectionChangedEventManager.<Avalonia.Utilities.IWeakSubscriber<System.Collections.Specialized.NotifyCollectionChangedEventArgs>.OnEvent>g__Notify|7_0(INotifyCollectionChanged incc, NotifyCollectionChangedEventArgs args, List`1 listeners) in /_/src/Avalonia.Controls.TreeDataGrid/Utils/CollectionChangedEventManager.cs:line 96
at Avalonia.Controls.Utils.CollectionChangedEventManager.<>c__DisplayClass7_0.<Avalonia.Utilities.IWeakSubscriber<System.Collections.Specialized.NotifyCollectionChangedEventArgs>.OnEvent>b__1() in /_/src/Avalonia.Controls.TreeDataGrid/Utils/CollectionChangedEventManager.cs:line 124
at Avalonia.Threading.JobRunner.RunJobs(Nullable`1 priority) in /_/src/Avalonia.Base/Threading/JobRunner.cs:line 37
at Avalonia.Win32.Win32Platform.WndProc(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam) in /_/src/Windows/Avalonia.Win32/Win32Platform.cs:line 266
at Avalonia.Win32.Interop.UnmanagedMethods.DispatchMessage(MSG& lpmsg)
at Avalonia.Win32.Win32Platform.RunLoop(CancellationToken cancellationToken) in /_/src/Windows/Avalonia.Win32/Win32Platform.cs:line 210
at Avalonia.Threading.Dispatcher.MainLoop(CancellationToken cancellationToken) in /_/src/Avalonia.Base/Threading/Dispatcher.cs:line 66
at Avalonia.Controls.ApplicationLifetimes.ClassicDesktopStyleApplicationLifetime.Start(String[] args) in /_/src/Avalonia.Controls/ApplicationLifetimes/ClassicDesktopStyleApplicationLifetime.cs:line 121
at Avalonia.ClassicDesktopStyleApplicationLifetimeExtensions.StartWithClassicDesktopLifetime[T](T builder, String[] args, ShutdownMode shutdownMode) in /_/src/Avalonia.Controls/ApplicationLifetimes/ClassicDesktopStyleApplicationLifetime.cs:line 209
The text was updated successfully, but these errors were encountered:
Help me, please
I have three observable collections that I want to add to the tables. I do following:
My view:
I think I'm doing everything right, but unfortunately I get an error:
'Specified argument was out of the range of valid values. Arg_ParamName_Name'
StackTrace:
The text was updated successfully, but these errors were encountered: