Same problem on a Thinkpad X200. Trying to load the acpiphp module after boot fails:
$ sudo modprobe acpiphp FATAL: Error inserting acpiphp (/lib/modules/3.2.0-27-generic/kernel/drivers/pci/hotplug/acpiphp.ko): No such device
$ uname -a Linux x200s 3.2.0-27-generic #43-Ubuntu SMP Fri Jul 6 14:25:57 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux
Same problem on a Thinkpad X200. Trying to load the acpiphp module after boot fails:
$ sudo modprobe acpiphp 3.2.0-27- generic/ kernel/ drivers/ pci/hotplug/ acpiphp. ko): No such device
FATAL: Error inserting acpiphp (/lib/modules/
$ uname -a
Linux x200s 3.2.0-27-generic #43-Ubuntu SMP Fri Jul 6 14:25:57 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux