[Ubuntu-x-swat] [Bug 1924681] Re: black screen after boot system

*** This bug is a duplicate of bug 1811023 *** https://bugs.launchpad.net/bugs/1811023 ** Description changed: system shows black screen after cold boot / warm boot. [Steps to reproduce] 1) power off system 2) power on system [Actual result] system shows black screen after

[Ubuntu-x-swat] [Bug 1924681] [NEW] black screen after boot system

Public bug reported: system shows black screen after cold boot / warm boot. [Steps to reproduce] 1) power off system 2) power on system [Actual result] system shows black screen after boot system can login after switch text-mode to tty3 (pressing Ctrl+Alt+F3) then switch back tty1.