Event Viewer, at times, shows that the ACPI BIOS is trying to write to an illegal PCI operation region. The Event ID 10 does not always crash your system, but it signals a firmware or driver flaw that ...
It's usually not as serious as it sounds. The OS blocks it, to prevent potential problems, and things should then move right along. There's a technote on it here. <BR><BR>The only "fix" is to update ...