I added one parameter in grub boot parameter. Parameter is nosmp. I can plugged AC power when I booting the HP mini 2140 with above boot parameter: nosmp. -> Pass
Disable Dual Core options in 2140 of BIOS is one choice. --> Pass. (It's was failed when booting with enable Dual Core of Options.) Un-plug the AC-power when 2140 is booting and after boot then re-connect the AC-Power. -> Pass But it's cannot use hyper-threading function under 9.04. -- boot-process often reboots laptop (hp mini 2140) https://bugs.launchpad.net/bugs/336628 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs