Hi, I've been using VLC for a long time to stream directly to my PC (from my DM500+). Now, I've been upgrading my system. I'm using WinXP 32 & Win7 x64. First I used my old 8800GTS 512 videoboard w/o problem in XP & 7, then I installed my new XFX ATI HD5870 and VLC "loose" randomly...