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This will look something like: await Window.Current.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal,async ()=> { BitmapImage image = await ByteArrayToBitmapImage(data).ConfigureAwait(false); ListOfImages.Add(image); }); For more details please see the Dispatcher.RunAsync documentation I linked previously. --Rob Marked as answer Such objects are called agile objects. As the error says, the problem is the thread on which the call occurs: the app cannot manipulate UI elements from non-UI threads. This prevents a huge class of bugs that plague traditional desktop apps, and means that UI objects generally don't need locking to protect themselves. his comment is here

Terms Privacy Security Status Help You can't perform that action at this time. Redth closed this Oct 6, 2016 Redth was assigned by wafflebot bot Oct 6, 2016 Sign up for free to join this conversation on GitHub. The code below demonstrates the problem. To get this result, the preceding code must set operation's Completed property to a delegate that gets called when the task has finished.

The Application Called An Interface That Was Marshalled For A Different Thread Ssis

Of course, such code is pretty cumbersome to write, and the proliferation of asynchronous methods would result in an explosion of such code if it weren't for the C# await language Is it unethical to take a photograph of my question sheets from a sit-down exam I've just finished if I am not allowed to take them home? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed When ShowAsync's work is done (because the user dismissed the dialog or clicked one of its buttons), MessageDialog communicates what happened with an IUICommand instance.

Instead, they are raised on whatever background thread happens to be doing the work. What are the downsides to multi-classing? Most useful knowledge from the 30's to understand current state of computers & networking? Rpc_e_wrong_thread asked 2 years ago viewed 4681 times active 2 years ago Linked 15 TAP global exception handler Related 851How to update the GUI from another thread in C#?6The application called an

This is clearer if the preceding code is expanded to the following equivalent code: async Task ShowDialog() { MessageDialog dialog = new MessageDialog("Title"); IAsyncOperation operation = dialog.ShowAsync(); IUICommand command = up Sign in Pricing Blog Support Search GitHub This repository Watch 83 Star 339 Fork 287 Redth/ZXing.Net.Mobile Code Issues 94 Pull requests 8 Projects If you do this, your callers cannot await or otherwise leverage an operation returned by your method (because it doesn't return anything), which makes it harder for their code to behave http://stackoverflow.com/questions/11218911/the-application-called-an-interface-that-was-marshalled-for-a-different-thread-i ex.what() changes in nested try-catch, C++ Are two standard normal random variables always independent?

UI objects must be created and called on a UI thread. Visual Studio The Application Called An Interface That Was Marshalled For A Different Thread c# windows windows-8 share|improve this question edited Jun 27 '12 at 5:22 Larry Osterman 14.3k2656 asked Jun 27 '12 at 3:17 thongaduka 4791718 Do you have any code that current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. foreach (ParseFile Photo in Photos) { if (Photo != null) { byte[] data =await new HttpClient().GetByteArrayAsync(Photo.Url).ConfigureAwait(false); BitmapImage image = await ByteArrayToBitmapImage(data).ConfigureAwait(false); ListOfImages.Add(image); } } ImagesAsSource.Add(x.ObjectId, ListOfImages);}public static async Task ByteArrayToBitmapImage(Byte[] pixels){

Python The Application Called An Interface That Was Marshalled For A Different Thread

This will look something like: await Window.Current.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal,async ()=> { BitmapImage image = await ByteArrayToBitmapImage(data).ConfigureAwait(false); ListOfImages.Add(image); }); For more details please see the Dispatcher.RunAsync documentation I linked previously. --Rob Marked as answer find more Alternatives to rest for restoration of spell slots How to write an effective but very gentle reminder email to supervisor to check the Manuscript? The Application Called An Interface That Was Marshalled For A Different Thread Ssis Riddle-Yet-Another-Riddle! Xamarin The Application Called An Interface That Was Marshalled For A Different Thread. Sign in to comment Contact GitHub API Training Shop Blog About © 2016 GitHub, Inc.

Status: NEW Alias: None Product: Forms Classification: Xamarin Component: Forms (show other bugs) Version: 2.1.0 Hardware: PC Windows Importance: --- normal Target Milestone: --- Assignee: Bugzilla URL: Depends on: Blocks: http://colinmeldrum.com/the-application/the-application.html Thanks benschi11 commented Feb 5, 2015 Ok. But they have an enhancement that COM's STA threads do not: they are not reentrant, unless the incoming call is logically connected to the one in progress. Why would Snape set his office password to 'Dumbledore'? "Subterranean", but for planets/surfaces other than Earth Are there any OSes that verify program signatures before executing them? C++ The Application Called An Interface That Was Marshalled For A Different Thread

In order to get the busy indicator to appear on Android, I thought (as I had been told during a Xamarin University session that this was a valid thing to do) c# multithreading async-await windows-phone-8.1 share|improve this question asked Nov 24 '14 at 16:33 foxanna 311215 1 where do you create a new instance of your view model and how is Here is my code: public ObservableCollection messageList { get; set; } private void MessageReceived(MessageWebSocket sender, MessageWebSocketMessageReceivedEventArgs args) { string read = ""; try { using (DataReader reader = args.GetDataReader()) { reader.UnicodeEncoding http://colinmeldrum.com/the-application/the-application-was-unable-application-was-unable-to-start.html Ask a question Quick access Forums home Browse forums users FAQ Search related threads Remove From My Forums Answered by: The application called an interface that was marshalled for a different

I use Visual Studio 2015 On 6 Apr 2016 20:26, "adiviness" [email protected] wrote: How are you calling your LoginFacebook function? Powershell The Application Called An Interface That Was Marshalled For A Different Thread To fix this, move the calls to those methods to the UI thread by calling Dispatcher.RunAsync. public async Task CreateContentViewAsync() { await Task.Delay(5000); return await Task.Run(() => new Label { Text = "Just checking", TextColor = Color.Black, BackgroundColor = Color.White, FontSize = 22, VerticalOptions = LayoutOptions.Center, HorizontalOptions

This handler can then call operation's GetResults method to retrieve the IUICommand.

It's not just Indian guys who actually understand programming - awesome! DataService.StartGettingData() gets called when user logs into the application: void StartGettingData() { if (getDataTaskCancellationTokenSource != null) getDataTaskCancellationTokenSource.Cancel(); getDataTaskCancellationTokenSource = new CancellationTokenSource(); var token = getDataTaskCancellationTokenSource.Token; Task.Factory.StartNew(async () => await ExecuteCycleAsync(token), token); This does what I want on Android, has no ill effect on iOS, but results in the wrong thread being reported on UWP. Rpc_e_wrong_thread The Application Called An Interface That Was Marshalled For A Different Thread. Monday, December 16, 2013 3:33 PM Owner 0 Sign in to vote If the class is not a partial class, Are there any impacts?

It can be used as follows: // A handler for MediaCapture's Failed event async void Capture_Failed(MediaCapture sender, MediaCaptureFailedEventArgs e) { await this.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () => { // This now works, In this case the problems are the BitmapImage and ListOfImages. The Label is not yet integrated into the page's UI hierarchy, so it should be possible to set FontSize, even on a different thread. check over here Reload to refresh your session.

Format For Printing -XML -Clone This Bug -Top of page Home | New | Browse | Search | [?] | Reports | Help | NewAccount | Log In [x] | Forgot You signed out in another tab or window. Success! For example, showing a MessageDialog (discussed in Chapter 14, "Other Controls") requires a call to ShowAsync: MessageDialog dialog = new MessageDialog("Title"); IAsyncOperation operation = dialog.ShowAsync(); // The next line of code

You should avoid this, however, because it breaks the composition of asynchronous tasks. Visit our UserVoice Page to submit and vote on ideas! adiviness closed this Apr 29, 2016 Elminday commented Apr 30, 2016 How can I change project from silverlight to to just 8.1 without silverlight? 2016-04-29 22:22 GMT+03:00 adiviness [email protected]: After further Join them; it only takes a minute: Sign up The application called an interface that was marshalled for a different thread. (Exception from HRESULT: 0x8001010E (RPC_E_WRONG_THREAD)) up vote 4 down vote

Seventeen year old daughter wants to take international trip to meet someone she met online Why is this file name truncated in Nautilus? Is Einstein's theory really challenged by the recent paper in news? An example of this can be seen with the events defined by MediaCapture, a class described in Chapter 13, "Audio, Video, and Speech." The following code incorrectly tries to update the Privacy statement Help us improve MSDN.

Saved me a lot of time! You signed in with another tab or window. Search Search for: Get My New Posts Enter your email address to follow this blog and receive notifications of new posts by email. Reply to this email directly or view it on GitHub Collaborator adiviness commented Apr 13, 2016 Nothing is jumping out at me with your code as being the cause of the

Try our newsletter Sign up for our newsletter and get our top new questions delivered to your inbox (see an example). Outside of the XAML UI Framework, most Windows Runtime objects can be created and used on any thread, and you control their lifetime. Therefore, long-running work should always be scheduled on a background thread. Problem solved.