On build, the compiler is throwing the following error:

Error:-

Severity Code Description Project File Line Suppression State Error Failed to create JavaTypeInfo for class: Android.Support.V4.View.Accessibility.AccessibilityManagerCompat/IAccessibilityStateChangeListenerImplementor due to System.IO.DirectoryNotFoundException: Could not find a part of the path 'C:\Users\sHaRjAs\source\repos\FormsDatePickerFocusSample\FormsDatePickerFocusSample\FormsDatePickerFocusSample.Android\obj\Debug\90\android\src\mono\android\support\v4\view\accessibility\AccessibilityManagerCompat_AccessibilityStateChangeListenerImplementor.java'. at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath) at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)

at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize) at Xamarin.Android.Tools.Files.CopyIfStreamChanged(Stream stream, String destination) at Xamarin.Android.Tasks.Generator.CreateJavaSources(TaskLoggingHelper log, IEnumerable`1 javaTypes, String outputPath, String applicationJavaClass, String androidSdkPlatform, Boolean useSharedRuntime, Boolean generateOnCreateOverrides, Boolean hasExportReference)

XAML Code:-

<?xml version="1.0" encoding="utf-8" ?> <ContentPage xmlns="http://xamarin.com/schemas/2014/forms" xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml" xmlns:local="clr-namespace:FormsDatePickerFocusSample" x:Class="FormsDatePickerFocusSample.MainPage"> <StackLayout VerticalOptions="CenterAndExpand" HorizontalOptions="CenterAndExpand" BackgroundColor="White"> <Button x:Name="MyButton" Text="Show DatePicker" Clicked="OnMyButtonClicked"/> <DatePicker x:Name="MyDatePicker" IsVisible="False"/> </StackLayout> </ContentPage> c#:- using System; using System.Collections.Generic; using System.ComponentModel; using System.Linq; using System.Text; using System.Threading.Tasks; using Xamarin.Forms; namespace FormsDatePickerFocusSample { // Learn more about making custom code visible in the Xamarin.Forms previewer // by visiting https://aka.ms/xamarinforms-previewer [DesignTimeVisible(false)] public partial class MainPage : ContentPage { public MainPage() { InitializeComponent(); } private void OnMyButtonClicked(object sender, EventArgs e) { Device.BeginInvokeOnMainThread(() => { if (MyDatePicker.IsFocused) MyDatePicker.Unfocus(); MyDatePicker.Focus(); }); } } }