I am creating an installer project for one of my windows applications .
I want to make sure that an msi is installed first i.e. before the primary output is installed . The msi in question here is Microsoft VisualFoxPro OLEDB .
So if I tried adding custom action as 
So if I change the file type to all files and try adding the msi , it gives an error saying
Not a valid file type for custom action
Is there any other way to do what I am trying to achieve here?