[Desktop-packages] [Bug 1971986] [NEW] System hangs / flickers

Public bug reported: Till Ubuntu 21.10, everything was working properly. After installing Ubuntu 22.04, the system hangs all of a sudden, or the screen flickers soon after login. When I am in middle of some work, I am loosing the entire work. This is not specific to an application. It happened

[Desktop-packages] [Bug 1746865] [NEW] package tex-common 6.09 failed to install/upgrade: installed tex-common package post-installation script subprocess returned error exit status 1

Public bug reported: I was updating the packages provided by the software updater. ProblemType: Package DistroRelease: Ubuntu 18.04 Package: tex-common 6.09 ProcVersionSignature: Ubuntu 4.13.0-25.29-generic 4.13.13 Uname: Linux 4.13.0-25-generic x86_64 NonfreeKernelModules: wl ApportVersion: