--> sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages will be REMOVED:
  linux-image-5.0.0-7-generic
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
2 not fully installed or removed.
After this operation, 8,733 kB disk space will be freed.
Do you want to continue? [Y/n]
(Reading database ... 460775 files and directories currently installed.)
Removing linux-image-5.0.0-7-generic (5.0.0-7.8) ...
/etc/kernel/postrm.d/initramfs-tools:
update-initramfs: Deleting /boot/initrd.img-5.0.0-7-generic
/etc/kernel/postrm.d/zz-update-grub:
Sourcing file `/etc/default/grub'
/usr/sbin/grub-mkconfig: 40: /etc/default/grub: modprobe.blacklist=r8169: not found
run-parts: /etc/kernel/postrm.d/zz-update-grub exited with return code 127
dpkg: error processing package linux-image-5.0.0-7-generic (--remove):
 installed linux-image-5.0.0-7-generic package post-removal script subprocess returned error exit status 1
Errors were encountered while processing:
 linux-image-5.0.0-7-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)