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Hello Experts,
Problem when we use vb6.0 dll in c#.

The error is shown given below:
Retrieving the COM class factory for component with CLSID {58D9CC04-DCA3-4A25-9E05-8A122419D0B2} failed due to the following error: 80040154.

Please solve this problem and explain me step by step with examples.

T.Ramesh Kumar
Updated 6-Jun-14 19:34pm
Are you using COM library in your code?
T. Ramesh Kumar 7-Jun-14 2:40am    
What exactly you are doing?
T. Ramesh Kumar 7-Jun-14 4:09am    
I am working on project to conduct online exam .In this project VB 6.0 DLL is use to display a questions.I am just Copy the DLL file in a project folder drive, then add the reference to our project using the Browse button in the Add Reference dialog.

1 solution

In Visual studio go to project properties and select the Build tab. set the platform target =X86
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