0x80029c4a

A COM object of type ' Microsoft.Office.Interop.Word.ApplicationClass cannot be cast to an interface type ' Microsoft.office.interop.word._ Application ". This operation failed because of a COM component call to an interface with IID ' {00020970-0000-0000-c000-000000000046} ' QueryInterface failed because of an error loading the type library/dll. (Exceptions are from HRESULT:0X80029C4A (type_e_cantloadlibrary)).The process of generating word, such as

Some computers report errors and some computers are normal. Environment: vs2010 winform program, office2007 C # An error is reported when you operate Excel. Error: The COM Object of the "system. _ comobject" type cannot be forcibly converted to the interface type "Microsoft. Office. InterOP. Excel. Workbook ".This operation fails because QueryInterface is called for the COM component of the API whose ID is {00020800000000-0000-c000-000000000046 }.Failed due to the following error: An error oc

The following error occurs when COM component is not registered and C # script calculation is used: The COM Object of the "msscriptcontrol. scriptcontrolclass" type cannot be forcibly converted to the interface type "msscriptcontrol. iscriptcontrol ". This operation fails because the following error occurs when QueryInterface is called for the COM component of the interface whose IID is {0e59f1d3-1fbe-11d0-8ff2-00a0d10038bc}: An error occurred while loading the Type Library/DLL. (Exception from

"local access" permission to the user. For example: 5. Select the "Interactive User" tab ". The problem is solved, but the new problem occurs: § Error:The COM Object of the type "Microsoft. Office. InterOP. Excel. applicationclass" cannot be forcibly converted to the interface type "Microsoft. Office. InterOP. Excel. _ application ". This operation fails because of the following error: An error occurred while loading the Type Library/DLL. (The exception is from hresult:

winsxs. The method is very simple. On the machine with vc8 installed, there is SDK \ V2.0 \ bootstrapper \ packages in the vs directory, and the required DLL will be thrown into winsxs. Generally, the 2nd Region is registered using regsvr32.exe XXXXX. dll. In fact, the dllserverregister method is called. In the sample of the SDK, the registry information is written in the RGS file. RC is referenced, and then compiled. res, which is linked to the DLL. The RC file is missing, so this registration

Recently in the process outside the components of communication, wrote a demo, free registration, has not been transferred, in fact, is two problems card for several days, also did not find useful information, tried for a few days finally solved, is simple record down, so that everyone with me go the same detour. The following COM-side program name abbreviated to Com.exeProblems encountered:1. Call CoGetClassObject, return hr = 0x80040154 No Registration Class (original: Registered version of un