Scheduled Maintenance: We are aware of an issue with Google, AOL, and Yahoo services as email providers which are blocking new registrations. We are trying to fix the issue and we have several internal and external support tickets in process to resolve the issue. Please see: viewtopic.php?t=158230
The kernel needs to be compiled with ACPI or APM support, or both.
In the 2.6 series, they can be found in "Power management options", in 2.4, they are in "General setup".