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[iOS] `CalendarDatePicker` doesn't work when in the settings more than one preferred language is added #12423

Open Zenas97 opened 1 year ago

Zenas97 commented 1 year ago

Current behavior

The CalendarDatePicker doesn't work in an iOS environment where more than one Preferred Language is set via the Settings App.

Expected behavior

CalendarDatePicker works regardless of the Preferred Languages set.

How to reproduce it (as minimally and precisely as possible)

Download this sample: CalendarDatePickerLanguageBug.zip

Go to your device Settings App > General > Language and regions and set the following:

Deploy and run the sample on iOS

It crashes with the following error:

**System.InvalidOperationException:** 'Failed to load CalendarDatePickerLanguageBug.MainPage: System.Globalization.CultureNotFoundException: Culture name it-US is not supported.
Parameter name: name
  at System.Globalization.CultureInfo..ctor (System.String name, System.Boolean useUserOverride, System.Boolean read_only) [0x0006d] in /Library/Frameworks/Xamarin.iOS.framework/Versions/Current/src/Xamarin.iOS/mcs/class/corlib/System.Globalization/CultureInfo.cs:730 
  at System.Globalization.CultureInfo..ctor (System.String name, System.Boolean useUserOverride) [0x00000] in /Library/Frameworks/Xamarin.iOS.framework/Versions/Current/src/Xamarin.iOS/mcs/class/corlib/System.Globalization/CultureInfo.cs:710 
  at System.Globalization.CultureInfo..ctor (System.String name) [0x00000] in /Library/Frameworks/Xamarin.iOS.framework/Versions/Current/src/Xamarin.iOS/mcs/class/corlib/System.Globalization/CultureInfo.cs:707 
  at Windows.Globalization.DateTimeFormatting.DateTimeFormatter.BuildLookup (System.String language) [0x00011] in C:\a\1\s\src\Uno.UWP\Globalization\DateTimeFormatting\DateTimeFormatter.cs:178 
  at Uno.Extensions.CollectionExtensions.SelectToArray[TSource,TResult] (TSource[] source, System.Func`2[T,TResult] selector) [0x0000d] in C:\a\1\s\src\Uno.Foundation\Uno.Core.Extensions\Uno.Core.Extensions.Collections\CollectionExtensions.cs:221 
  at Windows.Globalization.DateTimeFormatting.DateTimeFormatter..ctor (System.String formatTemplate, System.Collections.Generic.IEnumerable`1[T] languages) [0x000ab] in C:\a\1\s\src\Uno.UWP\Globalization\DateTimeFormatting\DateTimeFormatter.cs:118 
  at Windows.Globalization.DateTimeFormatting.DateTimeFormatter..ctor (System.String formatTemplate, System.Collections.Generic.IEnumerable`1[T] languages, System.String geographicRegion, System.String calendar, System.String clock) [0x00000] in C:\a\1\s\src\Uno.UWP\Globalization\DateTimeFormatting\DateTimeFormatter.cs:129 
  at Windows.UI.Xaml.Controls.CalendarView.CreateDateTimeFormatter (System.String format, Windows.Globalization.DateTimeFormatting.DateTimeFormatter& ppDateTimeFormatter) [0x00013] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.CalendarView.CreateCalendarAndMonthYearFormatter () [0x000ca] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.CalendarView.PrepareState () [0x000a8] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.CalendarView..ctor () [0x00148] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Uno.UI.FluentTheme.v2.__Resources._themeresources_v2_45f76a11e2ea901415bf5c04615d7196_themeresources_v2RDSC36+<>c__DisplayClass3_0.<Build>b__0 (Windows.UI.Xaml.Controls.Grid c2794) [0x004d6] in <915938372b474ad18c168d6cff44c03f>:0 
  at Uno.UI.FluentTheme.v2.themeresources_v2_45f76a11e2ea901415bf5c04615d7196XamlApplyExtensions.themeresources_v2_45f76a11e2ea901415bf5c04615d7196_XamlApply (Windows.UI.Xaml.Controls.Grid instance, Uno.UI.FluentTheme.v2.themeresources_v2_45f76a11e2ea901415bf5c04615d7196XamlApplyExtensions+XamlApplyHandler17 handler) [0x00000] in <915938372b474ad18c168d6cff44c03f>:0 
  at Uno.UI.FluentTheme.v2.__Resources._themeresources_v2_45f76a11e2ea901415bf5c04615d7196_themeresources_v2RDSC36.Build (System.Object __ResourceOwner_1) [0x00300] in <915938372b474ad18c168d6cff44c03f>:0 
  at Uno.UI.FluentTheme.v2.GlobalStaticResources+ResourceDictionarySingleton__themeresources_v2_45f76a11e2ea901415bf5c04615d7196+<>c.<Get_152>b__75_1 (System.Object __owner) [0x00005] in <915938372b474ad18c168d6cff44c03f>:0 
  at Windows.UI.Xaml.FrameworkTemplate.LoadContent () [0x0002d] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkTemplatePool.DequeueTemplate (Windows.UI.Xaml.FrameworkTemplate template) [0x00088] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkTemplate.LoadContentCached () [0x00005] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Control.UpdateTemplate () [0x00045] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Control.SetUpdateControlTemplate (System.B...Details propertyDetails, System.Boolean isPersistentResourceBinding) [0x0001a] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.DependencyObjectStore.SetValue (Windows.UI.Xaml.DependencyProperty property, System.Object value) [0x00000] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Uno.UI.Controls.BindableUIView.SetValue (Windows.UI.Xaml.DependencyProperty dp, System.Object value) [0x00006] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Setter.ApplyTo (Windows.UI.Xaml.DependencyObject o) [0x0007d] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Style.ApplyTo (Windows.UI.Xaml.DependencyObject o, Windows.UI.Xaml.DependencyPropertyValuePrecedences precedence) [0x0003a] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkElement.OnStyleChanged (Windows.UI.Xaml.Style oldStyle, Windows.UI.Xaml.Style newStyle, Windows.UI.Xaml.DependencyPropertyValuePrecedences precedence) [0x00014] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkElement.ApplyStyle () [0x0000d] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkElement.ApplyStyles () [0x00000] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.FrameworkElement.CreationComplete () [0x00014] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at CalendarDatePickerLanguageBug.MainPage+<>c.<InitializeComponent_60508768>b__7_4 (Windows.UI.Xaml.Controls.CalendarDatePicker c0, CalendarDatePickerLanguageBug.MainPage __that, Windows.UI.Xaml.NameScope __nameScope) [0x0002b] in C:\Users\DTO\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug.iOS\Uno.UI.SourceGenerators\Uno.UI.SourceGenerators.XamlGenerator.XamlCodeGenerator\MainPage_c0fb7f1b03533a6ed3341c5f36aa9eb6.cs:90 
  at Uno.UI.Helpers.Xaml.ApplyExtensions.GenericApply[TType,TArg1,TArg2] (TType instance, TArg1 arg1, TArg2 arg2, System.Action`3[T1,T2,T3] apply) [0x00000] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at CalendarDatePickerLanguageBug.MainPage.InitializeComponent_60508768 () [0x0003b] in C:\Users\DTO\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug.iOS\Uno.UI.SourceGenerators\Uno.UI.SourceGenerators.XamlGenerator.XamlCodeGenerator\MainPage_c0fb7f1b03533a6ed3341c5f36aa9eb6.cs:72 
  at CalendarDatePickerLanguageBug.MainPage.InitializeComponent () [0x00001] in C:\Users\DTO\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug.iOS\Uno.UI.SourceGenerators\Uno.UI.SourceGenerators.XamlGenerator.XamlCodeGenerator\MainPage_c0fb7f1b03533a6ed3341c5f36aa9eb6.cs:58 
  at CalendarDatePickerLanguageBug.MainPage..ctor () [0x0002a] in C:\Users\DTO\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug.Shared\MainPage.xaml.cs:19 
  at CalendarDatePickerLanguageBug.MetadataBuilder_701.CreateInstance () [0x00000] in C:\Users\DTO\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug\CalendarDatePickerLanguageBug.iOS\Uno.UI.SourceGenerators\Uno.UI.SourceGenerators.BindableTypeProviders.BindableTypeProvidersSourceGenerator\BindableMetadata.g.cs:28541 
  at Windows.UI.Xaml.Controls.Frame.CreatePageInstance (System.Type sourcePageType) [0x0001c] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.PagePool.DequeuePage (System.Type pageType) [0x00007] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Frame.CreatePageInstanceCached (System.Type sourcePageType) [0x00000] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Frame.EnsurePageInitialized (Windows.UI.Xaml.Navigation.PageStackEntry entry) [0x00011] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Frame.InnerNavigateUnsafe (Windows.UI.Xaml.Navigation.PageStackEntry entry, Windows.UI.Xaml.Navigation.NavigationMode mode) [0x0009e] in <d4f183b8dc434848a056dbac2b2444f5>:0 
  at Windows.UI.Xaml.Controls.Frame.InnerNavigate (Windows.UI.Xaml.Navigation.PageStackEntry entry, Windows.UI.Xaml.Navigation.NavigationMode mode) [0x00000] in <d4f183b8dc434848a056dbac2b2444f5>:0 '

Workaround

None that I know of

Works on UWP/WinUI

None

Environment

Uno.UI / Uno.UI.WebAssembly / Uno.UI.Skia, Uno.SourceGenerationTasks, Uno.UI.RemoteControl / Uno.WinUI.RemoteControl

NuGet package version(s)

4.8.39

Affected platforms

iOS

IDE

Visual Studio 2022

IDE version

17.5.0

Relevant plugins

No response

Anything else we need to know?

No response

Youssef1313 commented 1 year ago

cc @carldebilly