Thanks Brian for the feedback.
But the Problem Still exists even all the third party PPA are disabled.
Please advise.
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https://bugs.launchpad.net/bugs/1803811
Title:
Upgrading to
Public bug reported:
The upgrade when going for the new channels getting stopped.
ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: ubuntu-release-upgrader-core 1:18.04.28
ProcVersionSignature: Ubuntu 4.15.0-39.42-generic 4.15.18
Uname: Linux 4.15.0-39-generic x86_64
ApportVersion:
