This bug was fixed in the package ubuntu-fan - 0.12.8~16.04.2
--------------- ubuntu-fan (0.12.8~16.04.2) xenial; urgency=medium
* fanctl: fix config_filename when the interface does not have a width (LP: #1737640)
-- Andy Whitcroft <email address hidden> Tue, 12 Dec 2017 15:34:26 +0000
This bug was fixed in the package ubuntu-fan - 0.12.8~16.04.2
---------------
ubuntu-fan (0.12.8~16.04.2) xenial; urgency=medium
* fanctl: fix config_filename when the interface does not have a width
(LP: #1737640)
-- Andy Whitcroft <email address hidden> Tue, 12 Dec 2017 15:34:26 +0000