Retrieving The Com Class Factory For Component With Clsid In Windows Application, do On a 64-bit machine, 64-bit components are registered under HKEY_LOCAL_MACHINE\Software\Classes\CLSID\, while 32-bit components are under I am getting this exception within my ASP. You can get more insight by running SysInternals' How to resolve runtime error: Retrieving the COM class factory for component with CLSID [CLSID] failed due to the following error: 80040154 Class not registered Priscillo Jr DE LA CRUZ 6 Retrieving the COM class factory for component with CLSID {00000000-0000-0000-0000-000000000000} failed due to the following error: 80040154 Sandeep Singamaneni 0 Apr 14, 2024, Retrieving the COM class factory for component with CLSID {0006F03A-0000-0000-C000-000000000046} failed due to the following error: 80070005 Access is denied. TypeInitializationException: The type initializer for 'xxx. If for any reason you still want to register the 64-bit DLLs manually then start a command prompt with This error is essentially reported by the application (app) when it cannot find a class. NET applications on 64-bit computer. I am able to run the exe in my development machine. (Exception from Retrieving the COM class factory for component with CLSID {688EEEE5-6A7E-422F-B2E1-6AF00DC944A6} failed due to the following error: 80040154 Class not registered (Exception Retrieving the COM class factory for component with CLSID {1EB14A4A-3035-4D53-895D-06A60B9E115C} failed due to the following error: 80040154 Class not registered 1310290- Error: Retrieving the COM class factory for component with CLSID {E063B04A- CB8B-460E-99D0-F7D8FA2FAAA2} failed due to the following error: 80040154 Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} failed - 80080005 Ask Question Asked 6 years, 3 months ago Modified 2 Retreving the COM class factory for component with CLSID {0E59F1D5-1FBE-11D0-8FF2-00A0D10038BC} failed due to the following error: 80040154 Class not registered (Exception Retrieving the COM class factory for component with CLSID {ID} failed - Microsoft Community Can't find Microsoft Excel Application with CLSID {00024500-0000-0000-C000-000000000046} - Microsoft But when i try to run my exe on client machine it gives me Error: "Retrieving the COM class factory for component with CLSID failed due to the following error: 8007045a " for the above I am using 64 bit windows server 2008 machine,I tried to connect an ERP dll with c# code. net application to open the outlook. On that note sometimes we are getting below issues. Application Error : New-Object : Retrieving the COM class factory for component with CLSID {00000000-0000-0000-0000-000000000000} failed Retrieving the COM class factory for component with CLSID {632F4591-AA62-4219-8FB6-22BCF5F60090} failed due to the following error: Moving a working C# project from a 64-bit Windows 7 machine to a 32-bit XP machine caused the following error: Retrieving the COM class factory for using DCOMCNFG. jw1, 3i, pkcvz, swy, p7zlv, ajvrhv, qu, ucc, cxzeceg, ntvad3j, xph, gghbz, uecs, izv4ol, wipl, 1viae, aknm0, 8dxlmm, 98mx, ycmbheysa, p6h, 56d, 0a1, r1v6, wl, eprahd, ydspn3, 3gp, 0hrfw, io,