/WebView2MoveFocusCrash

Primary LanguageC#

WebView2MoveFocusCrash

Example repository to reproduct crash in Webview2 internals when focus is moved.

Steps

  1. Build the application and then start WebViewExample
  2. In the first tab where wikipedia is shown, press CTRL+F to show the search dialog.
  3. Now click the close button of that tab to close that tab, this will close tab and activate the next tab.
  4. Exception will be thrown:
System.InvalidOperationException: CoreWebView2 members cannot be accessed after the WebView2 control is disposed.
 ---> System.Runtime.InteropServices.COMException (0x8007139F): The group or resource is not in the correct state to perform the requested operation. (0x8007139F)
   at Microsoft.Web.WebView2.Core.Raw.ICoreWebView2Controller.MoveFocus(COREWEBVIEW2_MOVE_FOCUS_REASON reason)
   at Microsoft.Web.WebView2.Core.CoreWebView2Controller.MoveFocus(CoreWebView2MoveFocusReason reason)
   --- End of inner exception stack trace ---
   at Microsoft.Web.WebView2.Core.CoreWebView2Controller.MoveFocus(CoreWebView2MoveFocusReason reason)
   at Microsoft.Web.WebView2.Wpf.WebView2.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at System.Windows.Interop.HwndHost.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean& handled)
   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)
   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)
   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)
   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)

and

System.Runtime.InteropServices.COMException (0x8007139F): The group or resource is not in the correct state to perform the requested operation. (0x8007139F)
   at Microsoft.Web.WebView2.Core.Raw.ICoreWebView2Controller.MoveFocus(COREWEBVIEW2_MOVE_FOCUS_REASON reason)
   at Microsoft.Web.WebView2.Core.CoreWebView2Controller.MoveFocus(CoreWebView2MoveFocusReason reason)

System

  1. Windows 10
  2. Microsoft Edge: 105.0.1343.33
  3. WebView2: 1.0.1340-prerelease