Public bug reported:
cannot upgrade to Ubuntu 19. No error messages to explain exactly why
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.34
ProcVersionSignature: Ubuntu 4.15.0-58.64-generic 4.15.18
Uname: Linux 4.15.0-58-generic x86_64
ApportVersion: 2
Public bug reported:
I am trying to upgrate to Ubuntu 19, mainly because my Ubuntu 18
installation went crazy, and the Intel graphics driver has decided to
play tricks. I can now see many small (dashed) horizontal balck lines on
my monitor. But the upgrade fails and I am asked to use ppa-purge to
