[quote=Mast3rL33]
I having very similar problems in my setup. I too run WMC all the time and leave the HTPC up and running when I power down. I run into the issue with the handshake problem as well. Very interested to find out what your solution ends up being, as it is a nightmare for the WAF.
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I think there are two many variables (AVR/video card) for a panacea outside of a secondary HDMI switch, so my best advice is to make sure your video card drivers are good to go (this is what helped me out with the NVIDA issue…I have a 9300 chipset that took over 18 months to finally get an updated driver set that didn’t BSOD on me…fixed in the 290.XX FINALLY!). Then look an moninfo (pretty easy to try)…I’ve never used HDMI-yo. If you have an AVR in between, sending a component switch (to another input, then back to your HTPC) also seems to work most of the time. Keep WAF high bra!