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Description
Checks
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I have checked that this issue has not already been reported.
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I am using the latest version of Flow Launcher.
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I am using the prerelease version of Flow Launcher.
Problem Description
Hello,
I freshly installed the Flowmanager with chosolatey and then tried to install the pluginmanager and this error appeared:
Flow Launcher version: 2.0.3
OS Version: 26200.7705
IntPtr Length: 8
x64: True
Python Path:
Node Path:
Date: 02/04/2026 14:07:45
Exception:
Plugins Manager Exception:
Websites: https://github.com/Flow-Launcher/Flow.Launcher
Author: Jeremy Wu
Version: 2.0.3
Flow.Launcher.Core.ExternalPlugins.FlowPluginException: Value cannot be null. (Parameter 'source')
---> System.ArgumentNullException: Value cannot be null. (Parameter 'source')
at System.Linq.ThrowHelper.ThrowArgumentNullException(Exception Argument argument)
at System.Linq.Enumerable.Where[TSource](IEnumerable1 source, Func2 predicate)
at Flow.Launcher.Plugin.PluginsManager.PluginsManager.RequestIn stallOrUpdateAsync(String search, CancellationToken token, Boolean usePrimaryUrlOnly) in C:\projects\flow-launcher\Plugins\Flow.Launcher.Plugin.Plugi nsManager\PluginsManager.cs:line 689
at Flow.Launcher.Plugin.PluginsManager.Main.QueryAsync(Query query, CancellationToken token) in C:\projects\flow-launcher\Plugins\Flow.Launcher.Plugin.Plugi nsManager\Main.cs:line 49
at Flow.Launcher.Core.Plugin.PluginManager.<>c__DisplayClass35_0.
--- End of stack trace from previous location ---
at Flow.Launcher.Infrastructure.Stopwatch.DebugAsync(String className, String message, Func`1 action, String methodName) in C:\projects\flow-launcher\Flow.Launcher.Infrastructure\Stopw atch.cs:line 31
at Flow.Launcher.Core.Plugin.PluginManager.QueryForPluginAsync( PluginPair pair, Query query, CancellationToken token) in C:\projects\flow-launcher\Flow.Launcher.Core\Plugin\PluginMa nager.cs:line 350
--- End of inner exception stack trace ---
at Flow.Launcher.Core.Plugin.PluginManager.<>c__DisplayClass35_1.b__1(ActionContext ) in C:\projects\flow-launcher\Flow.Launcher.Core\Plugin\PluginMa nager.cs:line 379
at Flow.Launcher.Plugin.Result.ExecuteAsync(ActionContext context) in //Flow.Launcher.Plugin/Result.cs:line 281
at Flow.Launcher.ViewModel.MainViewModel.OpenResultAsync(String index) in C:\projects\flow-launcher\Flow.Launcher\ViewModel\MainViewMo del.cs:line 518
at CommunityToolkit.Mvvm.Input.AsyncRelayCommand.AwaitAndThrowI fFailed(Task executionTask)
at System.Threading.Tasks.Task.<>c.b__128_0(Object state)
at System.Windows.Threading.ExceptionWrapper.InternalRealCall(D elegate callback, Object args, Int32 numArgs)
at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Objec t source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)
To Reproduce
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Screenshots
No response
Flow Launcher Version
2.0.3
Windows Build Number
10.0.26200.7705
Error Log
Details
- > updateAllPlugins, bool silentUpdate, bool usePrimaryUrlOnly, CancellationToken token) in C:/projects/flow-launcher/Flow.Launcher.Core/Plugin/PluginIn staller.cs:line 295
at async void Flow.Launcher.App.AutoPluginUpdates()+(?) => { } [0] in C:/projects/flow-launcher/Flow.Launcher/App.xaml.cs:line 311
13:48:30.1722+01:00 - ERROR - ImageLoader.GetThumbnailResult - Failed to load SVG image from path C:\Users\l.jerzsabek\Downloads\diagram.drawio.svg: Style declaration ending bracket missing
EXCEPTION OCCURS: SharpVectors.Dom.DomException: Style declaration ending bracket missing
at string SharpVectors.Dom.Css.CssStyleDeclaration.ParseString(string cssText)
at new SharpVectors.Dom.Css.CssStyleDeclaration(ref string css, CssRule parentRule, bool readOnly, CssStyleSheetType origin)
at CssFontFaceRule SharpVectors.Dom.Css.CssFontFaceRule.Parse(ref string css, object parent, bool readOnly, IList
13:36:13.3959+01:00 - INFO - App.OnStartup - Runtime info:
Flow Launcher version: 2.0.3
OS Version: 26200.7705
IntPtr Length: 8
x64: True
13:36:13.4173+01:00 - INFO - BinaryStorage.TryLoad - Cache file not exist, load default data
13:36:13.9404+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:36:13.9981+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:36:13.9981+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:36:13.9990+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://raw.githubusercontent.com/Flow-Launcher/Flow.Launcher.PluginsManifest/main/plugins.json
13:36:13.9990+01:00 - INFO - ImageLoader.InitializeAsync - Preload images cost <1ms>
13:36:14.0203+01:00 - INFO - ImageLoader.InitializeAsync - Number of preload images is <4>, Images Number: 4, Unique Items 4
13:36:56.0709+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Plug insManifest@main/plugins.json with response InternalServerError
13:36:56.0879+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Pl uginsManifest@main/plugins.json with response InternalServerError
13:37:38.0593+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://raw.githubusercontent.com/Flow-Launcher/Flow.Launche r.PluginsManifest/main/plugins.json with response InternalServerError
13:37:38.0706+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.P luginsManifest@main/plugins.json with response InternalServerError
13:37:38.0804+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Plugin Indicator> is <21ms>
13:37:38.0804+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Process Killer> is <34ms>
13:37:38.0804+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <URL> is <56ms>
13:37:38.0804+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:37:38.0804+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:37:38.0804+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:37:38.0804+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Shell> is <37ms>
13:37:38.0804+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://raw.githubusercontent.com/Flow-Launcher/Flow.Launcher.PluginsManifest/main/plugins.json
13:37:38.0804+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <System Commands> is <36ms>
13:37:38.0967+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Web Searches> is <53ms>
13:37:38.1182+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Calculator> is <67ms>
13:37:38.1418+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Explorer> is <134ms>
13:37:38.1596+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Windows Settings> is <112ms>
13:37:38.1596+01:00 - INFO - BinaryStorage.TryLoadAsync - Cache file not exist, load default data
13:37:38.1855+01:00 - INFO - BinaryStorage.TryLoadAsync - Cache file not exist, load default data
13:37:38.1886+01:00 - INFO - Main.InitAsync - Preload programs cost <36ms>
13:37:38.1886+01:00 - INFO - Main.InitAsync - Number of preload win32 programs <0>
13:37:38.1886+01:00 - INFO - Main.InitAsync - Number of preload uwps <0>
13:37:38.1886+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Program> is <142ms>
13:37:38.2222+01:00 - ERROR - - ------------- BEGIN Flow.Launcher.Plugin.Program exception -------------
13:37:38.2222+01:00 - ERROR - -
Exception full name: System.IO.FileNotFoundException
Error status: UNKNOWN
Class name: Win32
Calling method: ExeProgram
Program path: C:\Program Files\DBeaver\dbeaver.exe
InnerException number: 1
Exception message: C:\Program Files\DBeaver\dbeaver.exe
Exception error type: HResult -2147024894
Exception thrown in called method: System.Diagnostics.FileVersionInfo GetVersionInfo(System.String)
Possible interpretation of the error: File not found when trying to load the program from C:\Program Files\DBeaver\dbeaver.exe
Possible resolution: Not yet known
13:37:38.2222+01:00 - ERROR - - ------------- END Flow.Launcher.Plugin.Program exception -------------
13:37:38.2636+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Browser Bookmarks> is <220ms>
13:37:40.4867+01:00 - INFO - Main.IndexProgramsAsync - UWPProgram index cost <2294ms>
13:37:40.8661+01:00 - ERROR - - ------------- BEGIN Flow.Launcher.Plugin.Program exception -------------
13:37:40.8661+01:00 - ERROR - -
Exception full name: System.Runtime.InteropServices.COMException
Error status: UNKNOWN
Class name: IShellLinkW
Calling method: retrieveTargetPath
Program path: C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Accessories\Windows Media Player Legacy.lnk
InnerException number: 1
Exception message: Unexpected HRESULT has been returned from a call to a COM component.
Exception error type: HResult -2147467259
Exception thrown in called method: Void GetDescription(Windows.Win32.Foundation.PWSTR, Int32)
Possible interpretation of the error: Error caused likely due to trying to get the description of the program
Possible resolution: Not yet known
13:37:40.8661+01:00 - ERROR - - ------------- END Flow.Launcher.Plugin.Program exception -------------
13:37:41.9533+01:00 - INFO - Main.IndexProgramsAsync - Win32Program index cost <3761ms>
13:38:20.1023+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Pl uginsManifest@main/plugins.json with response InternalServerError
13:39:02.1214+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Plug insManifest@main/plugins.json with response InternalServerError
13:39:02.1257+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://raw.githubusercontent.com/Flow-Launcher/Flow.Launche r.PluginsManifest/main/plugins.json with response InternalServerError
13:39:02.1257+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.P luginsManifest@main/plugins.json with response InternalServerError
13:39:02.1257+01:00 - INFO - PluginManager.InitializePluginsAsync - Total init cost for <Plugins Manager> is <84078ms>
13:39:03.3849+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:39:03.3849+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:39:03.3849+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.PluginsManifest@main/plugins.json
13:39:03.3849+01:00 - INFO - CommunityPluginSource.FetchAsync - Loading plugins from https://raw.githubusercontent.com/Flow-Launcher/Flow.Launcher.PluginsManifest/main/plugins.json
13:39:03.8056+01:00 - INFO - App.OnStartup - End Flow Launcher startup ----------------------------------------------------
13:39:03.8056+01:00 - INFO - App.OnStartup - Startup cost <170758ms>
13:39:45.3933+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://gcore.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Pl uginsManifest@main/plugins.json with response InternalServerError
13:40:27.3941+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://raw.githubusercontent.com/Flow-Launcher/Flow.Launche r.PluginsManifest/main/plugins.json with response InternalServerError
13:40:27.4101+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://cdn.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.Plug insManifest@main/plugins.json with response InternalServerError
13:40:27.4101+01:00 - WARN - CommunityPluginSource.FetchAsync - Failed to load resource https://fastly.jsdelivr.net/gh/Flow-Launcher/Flow.Launcher.P luginsManifest@main/plugins.json with response InternalServerError
13:48:17.5110+01:00 - ERROR - ErrorReporting.TaskSchedulerUnobservedTaskException - Unobserved task exception occurred.
EXCEPTION OCCURS: System.ArgumentNullException: Value cannot be null. (Parameter 'inner')
at void System.Linq.ThrowHelper.ThrowArgumentNullException(Exception Argument argument)
at IEnumerable<TResult> System.Linq.Enumerable.Join<TOuter, TInner, TKey, TResult>(IEnumerable<TOuter> outer, IEnumerable<TInner> inner, Func<TOuter, TKey> outerKeySelector, Func<TInner, TKey> innerKeySelector, Func<TOuter, TInner, TResult> resultSelector, IEqualityComparer<TKey> comparer) x 2
at async Task Flow.Launcher.Core.Plugin.PluginInstaller.CheckForPluginUpdatesAsync(Action<List<PluginUpdateInfo>> updateAllPlugins, bool silentUpdate, bool usePrimaryUrlOnly, CancellationToken token) in C:/projects/flow-launcher/Flow.Launcher.Core/Plugin/PluginIn staller.cs:line 295
at async void Flow.Launcher.App.AutoPluginUpdates()+(?) => { } [0] in C:/projects/flow-launcher/Flow.Launcher/App.xaml.cs:line 311
13:48:30.1722+01:00 - ERROR - ImageLoader.GetThumbnailResult - Failed to load SVG image from path C:\Users\l.jerzsabek\Downloads\diagram.drawio.svg: Style declaration ending bracket missing
EXCEPTION OCCURS: SharpVectors.Dom.DomException: Style declaration ending bracket missing
at string SharpVectors.Dom.Css.CssStyleDeclaration.ParseString(string cssText)
at new SharpVectors.Dom.Css.CssStyleDeclaration(ref string css, CssRule parentRule, bool readOnly, CssStyleSheetType origin)
at CssFontFaceRule SharpVectors.Dom.Css.CssFontFaceRule.Parse(ref string css, object parent, bool readOnly, IList<string> replacedStrings, CssStyleSheetType origin)
at CssRule SharpVectors.Dom.Css.CssRuleList.TryParse(ref string css, object parent, bool readOnly, IList<string> replacedStrings, CssStyleSheetType origin)
at void SharpVectors.Dom.Css.CssRuleList.Parse(ref string css, object parent, bool readOnly, IList<string> replacedStrings, CssStyleSheetType origin)
at new SharpVectors.Dom.Css.CssRuleList(ref string cssText, object parent, IList<string> replacedStrings, bool readOnly, CssStyleSheetType origin) x 2
at ICssRuleList SharpVectors.Dom.Css.CssStyleSheet.get_CssRules()
at void SharpVectors.Dom.Svg.SvgDocument.GetFontUrl(CssStyleSheet cssSheet, IList<Tuple<string, SvgFontFaceElement>> fontUrls, IDictionary<string, string> styledFontIds)
at IList<Tuple<string, SvgFontFaceElement>> SharpVectors.Dom.Svg.SvgDocument.GetFontUrls()
at void SharpVectors.Dom.Svg.SvgDocument.OnLoaded()
at void SharpVectors.Dom.Css.CssXmlDocument.Load(XmlReader reader)
at void SharpVectors.Dom.Svg.SvgDocument.Load(string filename)
at void SharpVectors.Renderers.Utils.WpfSvgWindow.LoadDocument(Uri documentUri, WpfDrawingSettings drawingSettings)
at DrawingGroup SharpVectors.Converters.FileSvgReader.LoadFile(Uri svgUri)
at DrawingGroup SharpVectors.Converters.FileSvgReader.Read(Uri svgUri)
at RenderTargetBitmap Flow.Launcher.Infrastructure.Image.ImageLoader.LoadSvgImage( string path, bool loadFullImage) in C:/projects/flow-launcher/Flow.Launcher.Infrastructure/Image /ImageLoader.cs:line 380
at ImageResult Flow.Launcher.Infrastructure.Image.ImageLoader.GetThumbnailR esult(ref string path, bool loadFullImage) in C:/projects/flow-launcher/Flow.Launcher.Infrastructure/Image /ImageLoader.cs:line 247