I would think that your app is compiled as 64-bit. Since there are no 64-bit drivers for Access databases, you'll get this error. Force the target to x86 and you'll limit the code to 32-bit, thus using the 32-bit drivers for Access that are installed.
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Dave Kreskowiak Microsoft MVP Visual Developer - Visual Basic
2006, 2007, 2008
But no longer in 2009...