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What is the structure in which people sit on the elephant called in English? Arguments of \newcommand as variable names? Is the MFC app 32bit or 64bit? If your header is available, use __uuidof(Calendar) or whatever the coclass that is exposing this interface is actually called. http://gbnetvideo.net/class-not/class-not-registered-exception-from-hresult-0x80040154-regdb-e-classnotreg.html

This may help someone out there. Did you remember to use the /codebase switch? Permalink Posted 11-Jul-13 23:47pm Dattatraya Mengudale1.7K Updated 11-Jul-13 23:48pm v2 Add a Solution Add your solution here B I U S small BIG code Plain TextC++CSSC#Delphi / PascalF#HTML / XML Wednesday, July 11, 2012 3:50 PM 0 Sign in to vote I got the same issue.

Regdb_e_classnotreg Class Not Registered

The working program has ICalendarPtr pDtTm(__uuidof(Calendar)); But I copied ICalendarPtr pDtTm(__uuidof(ICalendar)); to my program. Compiled with /MACHINE:X86 in both cases. What's your answer to it? What are some of the serious consequences that one can suffer if he omits part of his academic record on his application for admission?

Shortest auto-destructive loop unique stamp per SSH login Keeping someone warm in a freezing location with medieval technology Do Air Traffic Controllers have to remember stall speeds for different aircraft? Then I re-registered it, and the console project worked, but the above C++ MFC program still got this error. asked 7 years ago viewed 129067 times active 14 days ago Linked 0 C# Exception on creating a instance of a object of a Erwind DLL 17 “Class not registered (Exception Retrieving The Com Class Factory For Component With Clsid Do EU residents need visa to travel to USA?

share|improve this answer answered May 31 at 16:43 Joey Stallmeyer 658614 so helpful thanks –Basheer AL-MOMANI Jun 13 at 13:55 add a comment| up vote 1 down vote The Cocreateinstance Class Not Registered 64 Bit If you have an object which is coded as INPROC_SERVER but you try to CoCreateInstance as CLSCTX_LOCAL_SERVER, you will also get that error. I did thebelow steps: 1. more info here http://www.amazon.com/author/siddhartha.rao Reply With Quote September 29th, 2005,06:23 PM #3 Siddhartha View Profile View Forum Posts Visit Homepage Elite Member Power Poster Join Date Oct 2002 Location Germany Posts 6,205 Re: CoCreateInstance

I have tried to use CoInitialize, it did not make any difference. Cocreateinstance Failed ensure that the COM you are invoking is registered. MSDN documentation states that CLSCTX_ALL is defined as the combination of CLSCTX_INPROC_SERVER, CLSCTX_INPROC_HANDLER, and CLSCTX_LOCAL_SERVER. Politely asking for more work as an intern Clone yourself!

Cocreateinstance Class Not Registered 64 Bit

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 https://social.msdn.microsoft.com/Forums/en-US/3934ed7b-0347-48b8-9c76-fc900f4fa15d/createinstance-cocreateinstance-0x80040154-class-not-registered?forum=vcmfcatl Part 1 provided a quick start guide in using the debugger. Regdb_e_classnotreg Class Not Registered Results 1 to 4 of 4 Thread: CoCreateInstance fails returning class not registered Tweet Thread Tools Show Printable Version Email this Page… Subscribe to this Thread… Display Linear Mode Switch to Cocreateinstance Class Not Registered C++ This was a mystery since regsvr32 appeared to properly register our DLL, and all the obvious registry keys were intact!

share|improve this answer answered Sep 30 '09 at 5:24 Andrew Keith 6,3261636 Yep, if for instance you try to create DesktopWallpaper using CLSCTX_INPROC (instead of CLSCTX_ALL) you will get weblink Can you think of something I might be missing that would cause one program to create a COM object successfully, but another to say the class isn't registered? Arguments of \newcommand as variable names? Bondy 203k83481574 add a comment| up vote 0 down vote Is the value of CLSID_CoCar equal to the value in your reg file? ({EFC76CF8-71B8-477b-890A-1233BD9177CB}), or have they been regenerated to different Error 0x80040154 Class Not Registered

Your Email Password Forgot your password? Why call it a "major" revision if the suggested changes are seemingly minor? 8-year-old received tablet as gift, but he does not have the self-control or maturity to own a tablet Ask a question Quick access Forums home Browse forums users FAQ Search related threads Remove From My Forums Asked by: CreateInstance CoCreateInstance 0x80040154 Class not registered Archived Forums V > Visual navigate here Join Now For immediate help use Live now!

Why are "The Thanksgiving House" and "Legally Tender" (both movies) the same movie? Regasm /codebase What is the most secured SMTP authentication type? However, no matter what I try, the CoCreateInstance in my SSCCE keeps coming back with hr 0x80040154 (Class Not Registered) (For CoCreateInstance) 0x800706B5: The interface is unknown. (for ICalendarPtr constructor) I'm

Both of these are wrong.

The consequence of this is that if I try to create a COM object of excel or word (& the other programs if I tried them) it will only succeed if Not the answer you're looking for? What is a good method for planting Ball and Burlap trees? __uuidof Solution 1 Accept Solution Reject Solution I'm still(hopefully will remain?) pretty wet-behind-the-ears with respect to COM work.

Permalink Posted 12-Jul-13 1:15am PrafullaVedante4K Rate this: Please Sign up or sign in to vote. Any help would greatly be appreciated. The first was: REGDB_E_CLASSNOTREG Class not registered And the second try was: 0x80131040 : The located assembly's manifest definition does not match the assembly reference. his comment is here But why, since this is a DLL and, therefore, should be considered an in-process COM server?

when you run regsvr32, do you get a message that it is successful? I called 'CoInitialize(NULL);' in the client at the start of main. –Steven Keith Nov 23 '09 at 20:12 add a comment| Your Answer draft saved draft discarded Sign up or c# .net visual-c++ com regasm share|improve this question asked Mar 14 '12 at 22:11 TrueLifeCoder 1,27021525 I have this exact problem! –TinyRacoon Mar 17 at 15:43 add a comment| share|improve this answer answered Apr 8 at 23:14 Yoky 296312 Same for me.

share|improve this answer answered Sep 30 '09 at 5:19 Alex Martelli 491k918831160 Could it also be some object that needs to be installed on his machine or server, not Application Lifecycle> Running a Business Sales / Marketing Collaboration / Beta Testing Work Issues Design and Architecture ASP.NET JavaScript C / C++ / MFC> ATL / WTL / STL Managed C++/CLI Did Malcolm X say that Islam has shown him that a blanket indictment of all white people is wrong? Forum New Posts FAQ Calendar Forum Actions Mark Forums Read Quick Links Today's Posts View Site Leaders What's New?

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