comexception

We are currently trying to incorporate Lync communication (Lync SDK 2010) into our application and we have run into an issue with the VideoWindows ( CaptureVideoWindow , RenderVideoWindow ) of the AVModality 's VideoChannel : They are always null, even after successfully calling BeginStart . The connection is definitely established. We can talk. Our own video is shown in a remote Lync client. AVModalityState is Connected . VideoChannelState goes from Connecting to Receive to Send . It does not matter when and how we try to access them: Directly after BeginStart , in the AsyncCallback of

try { // call to Com Method } catch (COMException e) { if (e.ErrorCode == 0x80040154) // REGDB_E_CLASSNOTREG. { // handle this error. } } I would like to check if com exception is thrown due to REGDB_E_CLASSNOTREG then handle it. I tried with the code above but it gives warning: Comparison to integral constant is useless; the constant is outside the range of type 'int' I believe this error is due to 0x80040154 is not in Int32 range. Can you suggest any possible solution? or Is there any other way to check this? Use the unchecked keyword: catch (COMException ex) { if (ex.ErrorCode == unchecked(

I am currently trying to implement the Interop.MODI.dll (From Microsoft Office) to use the Image -> Text features it should Provide. But when doing var modi = new MODI.DocumentClass(); I get: "COMException 80040154 with CLSID {40942A6C-1520-4132-BDF8-BDC1F71F547B}". What have I tried to solve that problem? I registered the DLL using the regasm tool: -Problem still exists I tried setting the BuildPlatform to x86: -Problem still exists I use the Visual Studio 2010 Ultimate with Windows 7 Professional 64Bit & Have Microsoft Office 2007 installed EDIT: I found the Solution: I needed to install the

Some of our users are getting this exception sometimes (not for every contact): System.Runtime.InteropServices.COMException (0x800706BE): The remote procedure call failed. (Exception from HRESULT: 0x800706BE) at Microsoft.Office.Interop.Outlook._ContactItem.get_LastName() This happens when we're trying to get the last name of a contact (of the ContactItem type). Does anybody know what the problem is? Any help would be appreciated. Thanks! It is a Windows error, facility code 7. The last word gives the Windows error, 0x6be == 1726: // MessageId: RPC_S_CALL_FAILED // // MessageText: // // The

I am using the axwindowsMediaPlayer object to show videos in a winform. In particular I want to play a playlist. Everything works fine on my pc (win7) and used to work fine also in another pc with winXP (the pc of the final user). But something happened a couple of days ago: on the XP PC I started to receive the following expcetion Unhandled Exception: Catastrophic failure (Exception from HRESULT: 0x8000FFFF (E_UNEXPECTED)) System.Runtime.InteropServices.COMException Stack Trace: at WMPLib.IWMPPlaylistCollection.newPlaylist(String bstrName) at BrinaS941.ScreenSaverVideo.ScreenSaver_Load(Object