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Activator.createinstance Class Not Registered


Is oleview any use to you? while clicking the edit am getting the following error, System.Runtime.InteropServices.COMException was unhandled Message="Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))" Source="System.Windows.Forms" ErrorCode=-2147221164 StackTrace: at System.Windows.Forms.UnsafeNativeMethods.CoCreateInstance(Guid& clsid, Object punkOuter, Int32 context, Guid& 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 It's quick & easy. http://jscience.net/class-not/exe-class-not-registered.html

regards, Ken July 15, 2010 at 12:19 am Hi Raien, Yes the keys were there in Windows 2008 R2. March 10, 2016, AG says: Nice. That website is now running in a Windoews 2000 server and uses old COM objects. Freaking annoying it is, too!

The Error Is Class Not Registered (exception From Hresult 0x80040154 (regdb_e_classnotreg))

April 27, 2014, maheshbhai machhar says: msg 30 error no 429 icupon pds ma clas not regt ave che? That is why the .NET framework comes with 2 versions of regasm.exe. I did a quick search however and came across this post on MSDN: http://blogs.msdn.com/volkerw/archive/2009/02/09/32-bit-optional-in-windows-server-2008-r2.aspx It might be worth a try. Find us on Facebook GFI Software Follow us on Twitter Tweets by @GFISoftware © 2016 GFI Software Privacy policy Copyright Terms of use Contact GFI on Facebook GFI on Twitter GFI

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 What's the English word for something that given attention too much to more hot questions question feed default about us tour help blog chat data legal privacy policy work here advertising Did Mad-Eye Moody actually die? Powershell 80040154 Class Not Registered Exception From Hresult 0x80040154 Regdb_e_classnotreg share|improve this answer answered Mar 14 '12 at 22:51 Joe Willcoxson 2,849615 1 that was it!

Use it when you run Regasm.exe, you can see exactly what registry keys are being written. Symbolic manipulation of expression with undefined function Safe way to remove paint from ground wire? 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 How do you remove a fishhook from a human?

regasm rather than v4.0.... Regdb_e_classnotreg 64-bit I am using Windows XP Professional x64. July 2, 2013, vimal says:Retrieving the COM class factory for component with CLSID {07C125F2-0E5A-11D3-B339-00A0C9B04E87} failed due to the following error: 80040154 Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))please help..! Unfortunately, I do not understand the above messages.

Class Not Registered Exception From Hresult 0x80040154 Regdb E Classnotreg

How could Talia Winters help the rogue telepaths against Bester? Alex October 27, 2010 at 9:14 am Encountered problem with COM inter-op calling after installing and setting up our 32bit .NET DLL library in Windows 2008 R2 64bit server. The Error Is Class Not Registered (exception From Hresult 0x80040154 (regdb_e_classnotreg)) Thanks! Class Not Registered Exception From Hresult Windows 7 Thanks!!!

October 3, 2013, Nadun says: Thank you very much for sharing this solution.. have a peek at these guys 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 So check that your assembly's references are present. If you are running a 32-bit OS, you can stop reading now because what I say doesn't apply. Class Not Registered Exception From Hresult 0x80040154 Regdb E Classnotreg In Vb Net

Also cursing MS a little bit. Is it possible to get a professor position without having had any fellowships in grad school? Alex November 10, 2010 at 11:37 am Hi Emmanuel, Thanks for the post. check over here Not the answer you're looking for?

I have a wcf service created in .net 4.5 framework which calls the 32 bit third party dll for process. System Runtime Interopservices Comexception 0x80040154 Class Not Registered 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 When deployed to the test and live servers it failed until 32bit apps were allowed in the respective IIS App Pools and the pools restarted.

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I have a 32 bit third party dll which i have installed in 2008 R2 machine which is 64 bit.2. I can't see why it shouldn't work, unless the com objects you're referring to are 64 bit themselves really. How can I forget children toys riffs? Regdb_e_classnotreg Windows 7 At my company, we have used both the same COM component compiled on 32-bit machine or on 64-bit machine, and BOTH work in 32-bit Excel as long as the COM objects

Sep 21 '06 #2 This discussion thread is closed Start new discussion Replies have been disabled for this discussion. TIA February 18, 2014, Theo Gray says: Hello @matty,You should contact AVSoft to get them to fix the problem, or see if they have a newer version which is compiled correctly. You saved my life :) August 14, 2015, Sathishkumar says: Thanks a lot. :-) August 16, 2015, Dev says: THANK YOU!!! http://jscience.net/class-not/class-not-registered-on-windows-7.html Learning resources Microsoft Virtual Academy Channel 9 MSDN Magazine Community Forums Blogs Codeplex Support Self support Programs BizSpark (for startups) Microsoft Imagine (for students) United States (English) Newsletter Privacy & cookies

For example, Excel 2007 actually is a 32-bit application. Previous Entry, Custom DataGridViewColumn & IDataGridViewEditingControl classes, posted June 2, 2009 Next Entry, Christmas Puzzle 2009 - Time, gentlemen, please, December 8, 2009 See also: RSS feed Blog archives © Theo

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