Won't be a problem as long as they're in different directories, although Windows will default to VFP6 if you double-click a VFP object from Explorer.

>I just got a new computer and installed a copy of Visual Studio 6, including VFP 6, on it. I also need to install VFP 5 on the same machine. Is this going to work or would VFP 5 files over-write VFP 6 DLLs in the windows directory?
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>Mon