Apparmor prevent by broken Security Profile read Access to Configs of WICD Syslog dmesg Log: apparmor="DENIED" name="/var/lib/wicd/dhclient.conf"…. Solution: sudo nano /etc/apparmor.d/sbin.dhclient add after „/etc/dhcp/** r,“: /var/lib/wicd/dhclient.conf r, to enable access to /var/lib/wicd/dhclient.conf which is able to read updates