... and release 5ubuntu8 too:
Setting up acpid (1.0.4-5ubuntu8) ... * Loading ACPI modules... [ OK ] * Starting ACPI services... acpid: can't open /proc/acpi/event: Device or resource busy invoke-rc.d: initscript acpid, action "start" failed. dpkg: error processing acpid (--configure): subprocess post-installation script returned error exit status 1 Errors were encountered while processing: acpid E: Sub-process /usr/bin/dpkg returned an error code (1)
... and release 5ubuntu8 too:
Setting up acpid (1.0.4-5ubuntu8) ...
* Loading ACPI modules... [ OK ]
* Starting ACPI services...
acpid: can't open /proc/acpi/event: Device or resource busy
invoke-rc.d: initscript acpid, action "start" failed.
dpkg: error processing acpid (--configure):
subprocess post-installation script returned error exit status 1
Errors were encountered while processing:
acpid
E: Sub-process /usr/bin/dpkg returned an error code (1)