I've at least 3 ubuntu 12.04 setup that cannot poweroff on shutdown:
1) iMac Alu 24" with ATI board and fglrx driver 2) ASrock MB with AMD E-350 and 12.04 server 3) VirtualBox 4.1.12 machine with 12.04 server
I've at least 3 ubuntu 12.04 setup that cannot poweroff on shutdown:
1) iMac Alu 24" with ATI board and fglrx driver
2) ASrock MB with AMD E-350 and 12.04 server
3) VirtualBox 4.1.12 machine with 12.04 server