Further analysis shows that the system has an (empty?!?) file runmbservice in the /etc/init.d/ directory, plus links in the rcX.d directories:
root@bto03:~# find /etc/ | grep runmbbservice | xargs ls -ld -rwxr-xr-x 1 root root 0 Sep 28 11:44 /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc2.d/K10runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc2.d/S99runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc3.d/K10runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc3.d/S99runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc4.d/K10runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc4.d/S99runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc5.d/K10runmbbservice -> /etc/init.d/runmbbservice lrwxrwxrwx 1 root root 25 Sep 28 11:44 /etc/rc5.d/S99runmbbservice -> /etc/init.d/runmbbservice Removing this (useless?!?) file and links turns the "apt-get upgrade" into this: root@bto03:~# apt-get upgrade Reading package lists... Done Building dependency tree Reading state information... Done Calculating upgrade... Done 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded. 3 not fully installed or removed. After this operation, 0 B of additional disk space will be used. Do you want to continue? [Y/n] Y Setting up udev (229-4ubuntu10) ... addgroup: The group `input' already exists as a system group. Exiting. update-initramfs: deferring update (trigger activated) Setting up ubuntu-drivers-common (1:0.4.17.2) ... Setting up ifupdown (0.8.10ubuntu1.1) ... Processing triggers for initramfs-tools (0.122ubuntu8.1) ... update-initramfs: Generating /boot/initrd.img-4.4.0-36-generic W: Possible missing firmware /lib/firmware/i915/kbl_dmc_ver1.bin for module i915_bpo W: Possible missing firmware /lib/firmware/i915/skl_guc_ver6.bin for module i915_bpo root@bto03:~# -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1629631 Title: package udev 229-4ubuntu10 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1629631/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
