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The same error occurs in VB 2005. After spending a week researching
the issue I gave up and now use late binding.
Regards,
William Peters
http://www.amitools.com
Monday, February 6, 2006, 11:58:05 AM, you wrote:
t> Hi there.
t> Anybody having an example of the Object Model being used in C# from
t> Visual Studio? I can't get the following to work (after reference to
t> broker.dll made from broker.tlb using imptlb.exe)...
t> The following c# code:
t> ----------------------
t> using Broker
t> Broker.Application ab = new Broker.Application();
t> string currentPath = ab.DatabasePath;
t> ----------------------
t> throws the following exeption:
t> System.InvalidCastException was unhandled
t> Message="Unable to cast COM object of
t> type 'Broker.ApplicationClass' to interface
t> type 'Broker.IApplication'. This operation failed because the
t> QueryInterface call on the COM component for the interface with
t> IID '{2DCDD57B-9CC9-11D3-BF72-00C0DFE30718}' failed due to the
t> following error: No such interface supported (Exception from
t> HRESULT: 0x80004002 (E_NOINTERFACE))."
t> What am I doing wrong? Also, would like to use late binding - but
t> think using broker.tlb means early binding - or?
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