I have the same problem on Ubuntu 20.10.
nic30 solution works for me.
I have a Dell Precision M4800.
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https://bugs.launchpad.net/bugs/1786495
Title:
[Precision M4800, Realtek ALC3226,
Public bug reported:
I don't know
ProblemType: Bug
DistroRelease: Ubuntu 17.10
Package: ubiquity 17.10.10 [modified:
lib/partman/automatically_partition/question]
ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4
Uname: Linux 4.13.0-16-generic x86_64
NonfreeKernelModules: wl
ApportVersion
Public bug reported:
when upgrade from ubuntu 14.05 to 15.04 i get error
ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: qmlscene 5.4.1-1ubuntu5
ProcVersionSignature: Ubuntu 3.13.0-62.101-generic 3.13.11-ckt24
Uname: Linux 3.13.0-62-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.11
Archi
]
autologin-guest=false
autologin-user=canfdk
autologin-user-timeout=0
autologin-session=lightdm-autologin
SourcePackage: lightdm
Title: package lightdm 1.10.5-0ubuntu1.1 failed to install/upgrade: subprocess
installed pre-removal script returned error exit status 10
UpgradeStatus: No upgrade log