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Regdb_e_classnotreg Class Not Registered

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share|improve this answer answered Mar 14 '12 at 22:18 code4life 11.6k62867 I tried that using #import "CSharpProjectName.tlb" named_guids raw_interfaces_only. Any help would greatly be appreciated. What's the male version of "hottie"? Since I didn't run into it personally, I cannot comment offhand; however, feel free to post code examples of what you're trying to do and maybe I can help then. weblink

more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation current community chat Stack Overflow Meta Stack Overflow your communities Sign up or log in to customize your list. I then imported the tlb and added the using namespace. If either COM object is registered with the 64-bit regasm.exe, then neither of the COM objects will work (because Excel is checking the 32-bit registry values and not finding the desired http://stackoverflow.com/questions/9711079/class-not-registered-error-for-instantiation-of-c-sharp-object-via-com-from-vc

Regdb_e_classnotreg Class Not Registered

You may have to register or Login before you can post: click the register link above to proceed. gets registered just fine, and ToolboxLibrary.Toolbox shows up as a COM object in OleView.exe.BUT, when I do the same thing with Host.dll, this class:

namespace Host{    private System.ComponentModel.IContainer components = null;    private HostSurface COM object types are registered via registry keys. I figured regasm would take care of that.

share|improve this answer edited Jul 24 '13 at 10:47 nawfal 30.5k28195240 answered Sep 30 '09 at 5:21 Jay Riggs 40k689119 2 Think you meant RegSvr32.exe (as oppose RegSrv32.exe). –windowskm Apr Posting Guidelines Promoting, selling, recruiting, coursework and thesis posting is forbidden.Tek-Tips Posting Policies Jobs Jobs from Indeed What: Where: jobs by HomeForumsProgrammersLanguagesC# (C sharp): Microsoft Forum Comvisible and "Class not Registered" The other possibility for things to go wrong is that you might need to run the .NET 4.0 version of regasm.exe. Procmon wrong), and Delphi still gets "Class not registered".

Why did Joseph Smith translate the Book of Mormon into Jacobean English, not in use in 1830? Retrieving The Com Class Factory For Component With Clsid Regards, Tobias Sandeep September 13, 2011 at 8:14 am Dear emmanuel, i am using windows 7.I created COM dll in win32 and followed process suggested by you ,but it is not According to this article (http://msdn.microsoft.com/en-us/library/aa384235%28v=VS.85%29.aspx) all registry keys which includes InProcServer32-IDs are not reflected because Microsoft assumes that these are only InProc-Calls and not Out-Of-Proc-Calls. http://stackoverflow.com/questions/147669/why-does-regasm-exe-register-my-c-sharp-assembly-with-the-wrong-guid Emmanuel Carabott March 23, 2010 at 12:23 pm Hi Simon, Honestly I don't know, I suspect it might not work however.

The solution is we have to force the 64 bit process to look at the registry entry at HKLM\Wow6432Node\CLSID and HKCR\Wow6432Node\CLSID. It's in the user temporary folder. Marius Bancila Home Page My CodeGuru articles I do not offer technical support via PM or e-mail. Why do CDs and DVDs fill up from the centre outwards? You can use Microsoft's RegAsm.exe utility.

Retrieving The Com Class Factory For Component With Clsid

and then, I'm running the OLE/COM object viewer (OleView.exe) to check to see if the classes I've defined are actually showing up in the registry as COM object classes.When I do Attached Files EventLogger.zip (3.6 KB, 56 views) Marius Bancila Home Page My CodeGuru articles I do not offer technical support via PM or e-mail. Regdb_e_classnotreg Class Not Registered If the question is not a duplicate, tailor your answers to the question. –kleopatra Sep 8 '15 at 14:59 add a comment| up vote 3 down vote By registering the class Regasm /codebase Christian Fries April 9, 2012 at 9:58 am Windows 7 changed the way 32 bit keys are reflected in the registry.

Placing the correct version of the dependency in the folder resolved both errors. have a peek at these guys Now, when I look in the registry under HKEY_CLASSES_ROOT\DelphiToCSharp\CLSID, the GUID listed there is not the same as the assembly Guid in AssemblyInfo.cs. In it, you'll get: The week's top questions and answers Important community announcements Questions that need answers see an example newsletter By subscribing, you agree to the privacy policy and terms share|improve this answer answered May 31 '16 at 16:43 Joey Stallmeyer 683614 so helpful thanks –Basheer AL-MOMANI Jun 13 '16 at 13:55 add a comment| up vote 1 down Cocreateinstance

Try that, and then #import "your_tlb_file_lol.tlb" no_namespace I think the other option might be to gac the assembly and then regasm it. Name should be AppID and data should be the same COM object GUID you have just searched for Add a new key under HKey_Classes_Root\Wow6432Node\AppID\ The new key should be called the Please click the link in the confirmation email to activate your subscription. http://itivityglobal.com/class-not/80040154-class-not-registered-exception-from-hresult-0x80040154-regdb-e-classnotreg.html Do they wish to personify BBC Worldwide?

share|improve this answer answered Sep 29 '08 at 6:41 1800 INFORMATION 80.7k21124212 It can't be in the GAC, because my assembly is not signed. I would also suggest that you try to access it in 32 bit to ensure the com is registered correctly. What reasons are there to stop the SQL Server?

Sorry.

When I tried to manually register the dll with this command: C:\Windows\Microsoft.NET\Framework\v2.0.50727>rega sm.exe "c:\Program Files\hyena\systemtools_PSI.dll" I get the error "RegAsm : error RA0000 : Failed to load 'c:\Program Files\hyena\systemtools_PSI.dll' because it Emmanuel Carabott March 23, 2010 at 11:58 am Hi Raien, Sorry to hear about your issue, I am afraid I wasn't in that situation and do not know of a workaround. Aaron May 17, 2011 at 11:30 pm This is not *quite* working for me. I have made all the registry changes you suggested, but still cann't access 32-bit COM dll.

c# .net delphi com regasm share|improve this question asked Sep 29 '08 at 5:56 Blorgbeard 62.3k31159222 add a comment| 3 Answers 3 active oldest votes up vote 11 down vote accepted Once I registered it, the application worked fine. The time now is 07:24 AM. this content I have a wcf service created in .net 4.5 framework which calls the 32 bit third party dll for process.

Why does the `reset` command include a delay? share|improve this answer edited Nov 21 '11 at 18:45 M. Now i can create object and call subs with simple arguments (strings, numbers) but i cannot send complex objects (reference to other com classes). Then follow my steps above.

This is on 64 bit Windows 7 Pro with 64 bit Hyena. Related 25Error 80040154 (Class not registered exception) when initializing VCProjectEngineObject (Microsoft.VisualStudio.VCProjectEngine.dll)0Cocreateinstance error8Class not registered error for Instantiation of C# object via COM from VC++2HRESULT 0x80070002 (FILE_NOT_FOUND) when trying to call CoCreateInstance What am I doing wrong? Reply With Quote August 12th, 2009,05:30 AM #5 Techno View Profile View Forum Posts Visit Homepage Member Join Date May 2003 Location Edinburgh, UK Posts 277 Re: class not registered ok

Thanks for the quick response! Did you try setting the CLSCTX_LOCAL_SERVER flag for dwClsContext in the CoCreateInstance Call? Success! but its a 12MB zipped up version.

Anything I missed? Emmanuel Carabott August 11, 2011 at 4:46 pm Hi Tobias, I didn't run into your problem so this might not work, but none the less worth a shot I guess. It wasn't in my path. When it comes time to invoke the DLL, I get a class not registered error.

However, it did not solve my problem.But no, I did not check the Register for COM interop. Encryption - How to claim authorship anonymously? By cleaning the 12mb project that you zipped, it was reduced to 53.1kb. I have some details in my blog (which also links back to this page).

More Posts from Emmanuel Suggest a Topic 37 Comments Richard September 14, 2009 at 2:43 pm Nice work around.