Just in case anyone finds this in a search, the problem I had was group policy. The group policy was set to start a few services automatically...
Scratch that, it works ok when the PC isn't a member of the domain. It must be a group policy causing it to fail.
Is there an ETA for full support of Windows 7 64-bit? I use Network Access Protection and it's not working with NOD32 AV 4.0. Everything...
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