Hi Bigfoot65, Happy New Year! I am having the exact same problem as StainedGlass. My install is a fresh and clean F12, 64bit, all patches and updates applied. Everything seems to work fine, except Horde. Blank screen at login. I have uninstalled, and reinstalled several times to no avail. I have not...

Ok. So my network problems were related to the fact that my HDA needs to be the primary DNS server / Router. Since I'm running in a virtual machine, on an existing Vista machine, dedicating it really isn't an option. Instead, I modified the hosts file Here are the entries I needed thus far: 10.220....