I experienced this bug today on 16.04. I think I solved it by specifying tp_fan manually:
tp_fan /proc/acpi/ibm/fan
Then it started working. Maybe a coincidence though. It did work before.
I experienced this bug today on 16.04. I think I solved it by specifying tp_fan manually:
tp_fan /proc/acpi/ibm/fan
Then it started working. Maybe a coincidence though. It did work before.