Stuck on an issue?

Lightrun Answers was designed to reduce the constant googling that comes with debugging 3rd party libraries. It collects links to all the places you might be looking at while hunting down a tough bug.

And, if you’re still stuck at the end, we’re happy to hop on a call to see how we can help out.

System.InvalidOperationException: Cannot change source while update is in progress

See original GitHub issue

Describe the bug

System.InvalidOperationException: Cannot change source while update is in progress.
   at Avalonia.Controls.Selection.SelectionModel`1.SetSource(IEnumerable value) in .\Avalonia\src\Avalonia.Controls\Selection\SelectionModel.cs:line 282
   at Avalonia.Controls.Selection.InternalSelectionModel.SetSource(IEnumerable value) in .\Avalonia\src\Avalonia.Controls\Selection\InternalSelectionModel.cs:line 121
   at Avalonia.Controls.Selection.InternalSelectionModel.Update(IEnumerable source, Optional`1 selectedItems) in .\Avalonia\src\Avalonia.Controls\Selection\InternalSelectionModel.cs:line 75
   at Avalonia.Controls.Primitives.SelectingItemsControl.EndUpdating() in .\Avalonia\src\Avalonia.Controls\Primitives\SelectingItemsControl.cs:line 1245
   at Avalonia.Controls.Primitives.SelectingItemsControl.OnDataContextEndUpdate() in .\Avalonia\src\Avalonia.Controls\Primitives\SelectingItemsControl.cs:line 546
   at Avalonia.StyledElement.DataContextNotifying(StyledElement element, Boolean updateStarted) in .\Avalonia\src\Avalonia.Base\StyledElement.cs:line 768
   at Avalonia.StyledElement.DataContextNotifying(AvaloniaObject o, Boolean updateStarted) in .\Avalonia\src\Avalonia.Base\StyledElement.cs:line 737
   at Avalonia.PropertyStore.PropertyNotifying.Dispose() in .\Avalonia\src\Avalonia.Base\PropertyStore\PropertyNotifying.cs:line 26
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 795
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.InheritedValueChanged(AvaloniaProperty property, EffectiveValue oldValue, EffectiveValue newValue) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 793
   at Avalonia.PropertyStore.ValueStore.SetInheritanceParent(AvaloniaObject newParent) in .\Avalonia\src\Avalonia.Base\PropertyStore\ValueStore.cs:line 395
   at Avalonia.AvaloniaObject.set_InheritanceParent(AvaloniaObject value) in .\Avalonia\src\Avalonia.Base\AvaloniaObject.cs:line 77
   at Avalonia.StyledElement.Avalonia.Controls.ISetLogicalParent.SetParent(ILogical parent) in .\Avalonia\src\Avalonia.Base\StyledElement.cs:line 477
   at Avalonia.Controls.Primitives.PopupFlyoutBase.HideCore(Boolean canCancel) in .\Avalonia\src\Avalonia.Controls\Flyouts\PopupFlyoutBase.cs:line 179
   at Avalonia.Controls.Primitives.PopupFlyoutBase.OnPopupClosed(Object sender, EventArgs e) in .\Avalonia\src\Avalonia.Controls\Flyouts\PopupFlyoutBase.cs:line 384
   at Avalonia.Controls.Primitives.Popup.CloseCore() in .\Avalonia\src\Avalonia.Controls\Primitives\Popup.cs:line 728
   at Avalonia.Controls.Primitives.Popup.Close() in .\Avalonia\src\Avalonia.Controls\Primitives\Popup.cs:line 505
   at Avalonia.Controls.Primitives.Popup.WindowLostFocus() in .\Avalonia\src\Avalonia.Controls\Primitives\Popup.cs:line 899
   at Avalonia.Win32.WindowImpl.AppWndProc(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam) in .\Avalonia\src\Windows\Avalonia.Win32\WindowImpl.AppWndProc.cs:line 705
   at Avalonia.Win32.WindowImpl.WndProc(IntPtr hWnd, UInt32 msg, IntPtr wParam, IntPtr lParam) in .\Avalonia\src\Windows\Avalonia.Win32\WindowImpl.WndProc.cs:line 23

To Reproduce Steps to reproduce the behavior:

Run “ControlCatalog.NetCore”
Click on “Settings” ➝Switch “Normal” to “Minimized”

Expected behavior The app does not crash

Desktop (please complete the following information):

OS: Windows 10
Version 11.0.0-rc1.1

Issue Analytics

State:
Created 4 months ago
Comments:10 (10 by maintainers)

Top GitHub Comments

1reaction

rabbitismcommented, Jun 5, 2023

I can reproduce as op said.

1reaction

timuniecommented, Jun 5, 2023

EDIT: Now I see. You have to do one more step. Click Settings again after switching. Sorry.

Top Results From Across the Web

Temporary Value Error During Entity Framework Core Modify

My update method attaches a new user and then sets the state to modified. Every time though I get the error: System.InvalidOperationException: ' ......

InvalidOperationException Class (System)

Some common causes of InvalidOperationException exceptions. Updating a UI thread from a non-UI thread. Changing a collection while iterating it

Visual Studio fails after upgradeing to 17.1.1.

I was running Visual Studio 2022 ~17.0.6, then decided to update to 17.1.1. The upgrade process appeared normal and seemed to be successful....

WSUS Server "Cannot save configuration because the ...

I went in to the WSUS admin panel and changed the "Update File and Languages" setting by removing everything except English. Now the...

Error when changing Scripts - Unity Forum

This error seems to pop up every time I change code in Entities.ForEach. Restarting the editor fixes the problem, but it's very annoying...