Home > Class Not > Class Not Registered Exception From Hresult 0x80040154

Class Not Registered Exception From Hresult 0x80040154

Contents

Browse other questions tagged c# vb.net or ask your own question. May 17, 2011, Robbo says: Hi again,I found the answer to my question here:http://forums.create.msdn.com/forums/t/4377.aspx#22601In VS Express 2005/8/10 VB Net or C", go to Tools -> Options.In the bottom-left corner of the I have a wcf service created in .net 4.5 framework which calls the 32 bit third party dll for process. Though i have created installer with the Release-X86 option, client is getting the AXHOST issue. navigate here

Since most of the COM you may be using in your project was built on x86. Keeping someone warm in a freezing location with medieval technology Does being engaged (to be married) carry any legal significance? Solution 2 Accept Solution Reject Solution Please set the project platform target to x86. August 23, 2012, Pradeeba says: I tried changing the configuration manager settings to x86, but still it didnt work for me....***************************Go into the Project Properties, Compile tab and click "Advanced Compile http://stackoverflow.com/questions/1496214/how-to-solve-com-exception-class-not-registered-exception-from-hresult-0x80040

Class Not Registered Exception From Hresult 0x80040154

Facts Both the C# and C++ projects are compiled using .NET 4.0 The C# .dll is being registered using regasm /codebase "CSharpProjectName.dll"", and windows command prompt reports, "Types registered successfully." In August 17, 2016, Yogesh says: Move excel variables which is global declare in your form to local like in my form i have: Dim xls As New MyExcel.Interop.Application,Dim xlb As MyExcel.Interop.Workbookabove November 6, 2016, Philip says: That solved my problem.

DLL:AxInterop.DHTMLEDLib.dll & Interop.DHTMLEDLib.dll Any one have idea on this exception? share|improve this answer edited Jul 24 '13 at 10:47 nawfal 30.4k28194239 answered Sep 30 '09 at 5:21 Jay Riggs 39.9k688119 2 Think you meant RegSvr32.exe (as oppose RegSrv32.exe). –windowskm Apr Now i used ProcMon.exe to trace the com registry issue and identified that the process is looking for the registry entry at HKLM\CLSID and HKCR\CLSID where there is no entry.5. 80040154 Class Not Registered C# October 17, 2012, ankit says: I have change the build option from the Project properties option to x86 but it is still showing me the same error.Please help me out November

Presumably this is the same problem as others have had when trying to run on Windows XP / Server 2003 and above when the customer is running 64-bit and the development System.runtime.interopservices.comexception Class Not Registered 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.7. [email protected] Guest September 17th,02:53 AM #8 Re: Vista 64 Class Not Registered Error I would like to ask 1 question regarding all these. In the Platform column next to your project, click the combobox and select "". 8.

[email protected] Guest September 17th,10:10 PM #10 Re: Vista 64 Class Not Registered Error My application is developed using Visual Studio 2008. Class Not Registered Exception From Hresult 0x80040154 Regdb E Classnotreg In Vb Net This has been driving me insane for two days. Click OK. 6. Browse other questions tagged c# or ask your own question.

System.runtime.interopservices.comexception Class Not Registered

According to the manuals of that software, I should start my commands with actxserver as follow:r=actxserver('ResultScript.BinReader');but the following errors will appeare in command windows of matlab:************ Error using feval Server Creation I have two variants of our product. Class Not Registered Exception From Hresult 0x80040154 October 3, 2013, Nadun says: Thank you very much for sharing this solution.. Class Not Registered Exception From Hresult 0x80040154 Regdb E Classnotreg [email protected] Guest September 15th,01:00 AM #7 Re: Vista 64 Class Not Registered Error So do you have any plans for a 64bit version of the Active X control?

Insults are not welcome. check over here Why do XSS strings often start with ">? share|improve this answer edited Feb 28 '12 at 13:44 Matt Fenwick 25.7k1187144 answered Feb 28 '12 at 13:39 Andy Fiedler 36132 add a comment| up vote 8 down vote If you Came to know that Microsoft will not register the 32 bit com components to the paths HKLM\CLSID, HKCR\CLSID in 64 bit machine rather it places the entry in HKLM\Wow6432Node\CLSID and HKCR\Wow6432Node\CLSID Class Not Registered Exception From Hresult Windows 7

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 This application is running perfectly on 32 bit Operating System. November 19, 2011, Alireza says: Really thanksI was going to reinstall whole system , but now it is solved December 2, 2011, Kai says: Thank you,now I can start enjoying my http://homecomputermarket.com/class-not/cocreateinstance-class-not-registered-64-bit.html Has been working without any problems in Windows XP.

Keeping someone warm in a freezing location with medieval technology What happened to Obi-Wan's lightsaber after he was killed by Darth Vader? Powershell 80040154 Class Not Registered Exception From Hresult 0x80040154 Regdb_e_classnotreg Thank you very much... In the options on the right, check the box that says, "Show advanced build configurations." 5.

This may help someone out there.

This can be achieved by configuring the wcf service project properties to target to 'X86' machine instead of 'Any'. July 4, 2013, Eren says: I developed a camera integration to my Windows application. I normally develop in VB6 but use VB2005 or beyond for in-house applications when needed and just tried to migrate one of those in-house apps from a 32-bit to a 64-bit Regdb_e_classnotreg 64-bit Join them; it only takes a minute: Sign up Class not registered error for Instantiation of C# object via COM from VC++ up vote 8 down vote favorite 4 In a

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. How can I forget children toys riffs? Join them; it only takes a minute: Sign up “Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG))” up vote 17 down vote favorite 3 I am trying to use an application, http://homecomputermarket.com/class-not/hp-alm-explorer-12-class-not-registered.html January 30, 2016, Mefi-Boset Navarro says: Thanks man... 2016 and your advice still works!!!

I wrestled for a while trying to figure out what was wrong with the 1st assembly, but it was actually one of the 1st assembly's dependencies. Worked fine on the dev box. You need to ensure the object is registered and the CoCreateInstance is creating an instance with the correct class context. After all this time to have to think about COM and 32-bit code, ugh.

This saved my project. So does this mean that OLE automation of Reader is not possible on Vista 64 bit at this stage? Thanks! If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem.

If your C++ project is 32-bit, make sure that your C# classes were registered to the 32-bit hive--HKEY_CLASSES_ROOT\Wow6432Node.