You need to find out the GUID of a COM object defined in the DLL. Then look at this registry key: HKEY_CLASSES_ROOT\CLSID\{xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx}\InprocServer32 Replace the x’s with the GUID. It should have a default value that contains the full path to the DLL.
It turns out to get this application working under VBScript, I had to do two things. Run RegAsm.exe to register the DLLs. Run the C:\Windows\SysWOW64\cscript.exe to run my VBScript. If these don’t work, check out the other answer here about enabling 32-bit applications in IIS.
You can’t. Managed [ComVisible] class libraries need to be registered with Regasm.exe. You can do it from the IDE with Project + Properties, Build tab, Register for COM interop checkbox. If you run Regasm.exe you usually want the /codebase command line option so you don’t have to put the assembly in the GAC. Yet another … Read more
There are not many good reasons this would fail, especially the regsvr32 step. Run dumpbin /exports on that dll. If you don’t see DllRegisterServer then you’ve got a corrupt install. It should have more side-effects, you wouldn’t be able to build C/C++ projects anymore. One standard failure mode is running this on a 64-bit operating … Read more
To find the DLL, go to your 64-bit machine and open the registry. Find the key called HKEY_CLASSES_ROOT\CLSID\{681EF637-F129-4AE9-94BB-618937E3F6B6}\InprocServer32. This key will have the filename of the DLL as its default value. If you solved the problem on your 64-bit machine by recompiling your project for x86, then you’ll need to look in the 32-bit portion … Read more
You can do that using the gacutil tool. In its simplest form: gacutil /i yourdll.dll You find the Visual Studio Command Prompt in the start menu under Programs -> Visual Studio -> Visual Studio Tools.
using the /passive switch you can install 64-bit ace drivers even if 32-bit ms office is present: http://blog.codefluententities.com/2011/01/20/microsoft-access-database-engine-2010-redistributable/ Just be warned that installing the 2010 64-bit ACE engine on a machine with 2010 32-bit Office already installed CAN lead to some wacky behavior in your already existing Office 2010.
Before you even touch registration free com make sure your application works when the dll is registered. Once you are happy with this. It’s time to try and get it to work registration free. First step is to unregister your dll. If you try and run your program now you should get ClassId not found. … Read more
Nice answer from Chris Painter, adding for reference: how to register DLL’s properly in wix 3.9. And one with WiX-focus: Registering COM EXE with WIX. Self-Registration considered harmful The proper way to register a COM file is to extract the COM registry information from the file and add to the appropriate family of COM tables … Read more
Well, you don’t specify if it’s a 32 or 64 bit dll and you don’t include the error message, but I’ll guess that it’s the same issue as described in this KB article: Error Message When You Run Regsvr32.exe on 64-Bit Windows Quote from that article: This behavior occurs because the Regsvr32.exe file in the … Read more