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Cannot Change Thread Mode After It Is Set C#

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It can (and should) do so on threads that it iself explicitly creates. -- With best wishes, Igor Tandetnik With sufficient thrust, pigs fly just fine. I changed hres = CoInitializeEx(NULL, COINIT_MULTITHREADED); to hres = CoInitialize(NULL); After this changes error appear after CoInitializeSecurity: (80010119) Security must be initialized before any interfaces are marshalled or unmarshalled. DLL have some function, where I call hres = CoInitializeEx(NULL, COINIT_MULTITHREADED); and next call hres = CoInitializeSecurity( NULL, -1, // COM authentication NULL, // Authentication services NULL, // Reserved RPC_C_AUTHN_LEVEL_PKT, // If you make this call from a threadpool thread, such as those created by a BackgroundWorker or Task, a delegate's BeginInvoke method or the QueueUserWorkItem() method then you cannot change the check over here

Unless it created the thread itself. –Hans Passant Dec 15 '10 at 18:07 Okay, but unfortunately, I can't count on that. Or the Thread.SetApartmentState() for a managed thread that you create yourself. You can send feedback directly to my manager at: ms****@microsoft.com. Posted by Greg Pinero (Primary Searcher) on Mar 22nd, 2007 and is filed under win32. see this here

Rpc_e_changed_mode

You can send feedback directly to my manager at: ms****@microsoft.com. If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile. I think your CoInitializeEx() call is occurring more than once, in which case calls after the first will receive S_FALSE even though the call is valid. Categories Automation del.icio.us Excel Firefox flickr GoldMine GUI Automation Idle Curiosities Machine Learning Other printers Python QuickBooks Searching Better SQL Ubuntu Uncategorized VNC Web Services win32 WordPress My Other Websites Becky's

Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden.Tek-Tips Posting Policies Jobs Jobs from Indeed What: Where: jobs by Link To This Forum! share|improve this answer answered Jul 29 '12 at 13:58 Hans Passant 658k819691622 add a comment| up vote 1 down vote Set attribute [STAThread] to your class Program. How is it packed? Coinitializeex One Very Odd Email Why does Friedberg say that the role of the determinant is less central than in former times?

It may be better to move the call to the beginning of your application. Hresult 0x80010106 Post navigation ← Enabling Consumable Purchases in Windows Store Apps Reading an XML Document using XmlDocument → Leave a Reply Cancel reply Your email address will not be published. Does every interesting photograph have a story to tell? http://stackoverflow.com/questions/2453973/using-dll-that-using-com-in-c-sharp Why did the best potions master have greasy hair?

I tried this combination in a basic console application: static void Main(string[] args) { continueWithTest(); } private static void continueWithTest() { MyAsyncFunc().ContinueWith(async (a) => { Console.WriteLine("test"); await Task.Delay(2000); }).Wait(); Console.ReadLine(); } You can send feedback directly to my manager at: ms****@microsoft.com. If the C++ DLL CoInitialize the thread as MTA: CoInitializeEx(0, COINIT_MULTITHREADED); and our current .NET thread has been initialized as STA by the [STAThread] attribute, for example: [DllImport(@"TestDLL.dll", EntryPoint = "Function1")] how can i resolve this thanks in advance To accomplish great things, we must not only act, but also dream; not only plan, but also believe.

Hresult 0x80010106

Ask a question Quick access Forums home Browse forums users FAQ Search related threads Remove From My Forums Answered by: "Cannot change thread mode after it is set." error in test go to this web-site c# c++ exception dll com share|improve this question asked Dec 15 '10 at 17:40 Jim Fell 4,2151886154 You are lucky. Rpc_e_changed_mode Which is what CoInitialize/Ex returns when it was called before and you are trying to change from STA to MTA or the other way around. Coinitialize Msdn MVP 2010 - are they mad?

Are 14 and 21 the only "interesting" numbers? check my blog Hot Network Questions Why do I never get a mention at work? Willy. Not the answer you're looking for? Coinit_apartmentthreaded

Threading a ShowDialog? - progress form. Regards, Ashutosh Jialiang Ge [MSFT] wrote: Hello Ashutosh, I agree with Igor. if you run it in a synchronous fashion (create the thread; initialize; wait on the thread to complete; then continue), you will generally be safe. this content How do I reverse this javascript code?

Thanks. Regards, Jialiang Ge (ji****@online.microsoft.com, remove 'online.') Microsoft Online Community Support ================================================= Delighting our customers is our #1 priority. If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site.Would you like to participate?

You could cache the thread, so you don't have to create and CoInitialize() it every time, but don't let it do work in the background and return to your caller: again,

Sign InĀ·Permalink Re: error: hres 0x80010106 Cannot change thread mode after it is set. Close this window and log in. This functions internally initializes COM and then MAPI. Do students wear muggle clothing while not in classes at Hogwarts (like they do in the films)?

What is the HRESULT you get? -- SvenC Jun 27 '08 #2 P: n/a Igor Tandetnik Ashutosh Bhawasinka have a peek at these guys Probability of All Combinations of Given Events What is really curved, spacetime, or simply the coordinate lines?

Browse more C# / C Sharp Questions on Bytes Question stats viewed: 3991 replies: 2 date asked: Nov 17 '05 Follow this discussion BYTES.COM © 2016 Formerly "TheScripts.com" from 2005-2008 About Privacy statement Help us improve MSDN. This functions internally initializes COM and then MAPI. This is going on my arrogant assumptions.

share|improve this answer edited May 13 '14 at 7:37 answered May 12 '14 at 17:28 Elvedin Hamzagic 466418 1 If you hit -1, you should explain yourself. –Elvedin Hamzagic May Reasons such as off-topic, duplicates, flames, illegal, vulgar, or students posting their homework. Does sputtering butter mean that water is present? The fact is that, when a thread is first created by the OS as a result of calling either CreateProcess or CreateThread, the newly created thread has no associated apartment.

It cannot be changed once initialized.