BUG: WebSearch Plugin Edit Search Source ArgumentOutOfRangeException

[Dont-know-code]

Checks

• I have checked that this issue has not already been reported.

• I am using the latest version of Flow Launcher.

• I am using the prerelease version of Flow Launcher.

Problem Description

Flow Launcher version: 2.0.1
OS Version: 19045.6332
IntPtr Length: 8
x64: True

Python Path: C:\Users\Make an effort\AppData\Local\Programs\Python\Python313\pythonw.exe
Node Path: C:\Program Files\nodejs\node.exe

Date: 10/08/2025 14:10:38
Exception:
System.ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection. (Parameter 'index')
at System.Collections.ObjectModel.Collection`1.set_Item(Int32 index, T value)
at Flow.Launcher.Plugin.WebSearch.SearchSourceSettingWindow.EditSearchSource() in C:\projects\flow-launcher\Plugins\Flow.Launcher.Plugin.WebSearch\SearchSourceSetting.xaml.cs:line 111
at Flow.Launcher.Plugin.WebSearch.SearchSourceSettingWindow.OnConfirmButtonClick(Object sender, RoutedEventArgs e) in C:\projects\flow-launcher\Plugins\Flow.Launcher.Plugin.WebSearch\SearchSourceSetting.xaml.cs:line 77
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.Controls.Primitives.ButtonBase.OnClick()
at System.Windows.Controls.Button.OnClick()
at System.Windows.Controls.Primitives.ButtonBase.OnMouseLeftButtonUp(MouseButtonEventArgs e)
at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.ReRaiseEventAs(DependencyObject sender, RoutedEventArgs args, RoutedEvent newEvent)
at System.Windows.RoutedEventArgs.InvokeHandler(Delegate handler, Object target)
at System.Windows.EventRoute.InvokeHandlersImpl(Object source, RoutedEventArgs args, Boolean reRaised)
at System.Windows.UIElement.RaiseEventImpl(DependencyObject sender, RoutedEventArgs args)
at System.Windows.UIElement.RaiseTrustedEvent(RoutedEventArgs args)
at System.Windows.Input.InputManager.ProcessStagingArea()
at System.Windows.Interop.HwndMouseInputProvider.ReportInput(IntPtr hwnd, InputMode mode, Int32 timestamp, RawMouseActions actions, Int32 x, Int32 y, Int32 wheel)
at System.Windows.Interop.HwndMouseInputProvider.FilterMessage(IntPtr hwnd, WindowMessage msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at System.Windows.Interop.HwndSource.InputFilterMessage(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

2025-10-08.txt

To Reproduce

1. ...
2. ...
3. ...

Screenshots

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Flow Launcher Version

2.0.1

Windows Build Number

Microsoft Windows [版本 10.0.19045.6332]

Error Log

Replace this line with the important log contents.

[Jack251970]

Please provide detailed reproduce steps