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Thread: upgrade from 19.04 to 19.10 cause unknown subsys name errors

  1. #1
    Join Date
    Dec 2007
    Beans
    1,106

    upgrade from 19.04 to 19.10 cause unknown subsys name errors

    I have upgrade form ubuntu 19.04 to 19.10.
    but when I lunch ubuntu
    I get 4 lines of the errors messages bellow
    just only one of message is bellow,
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    then the ubuntu stop launching, it freeze there, with black screen

    Cheers

  2. #2
    Join Date
    Dec 2007
    Beans
    1,106

    Re: upgrade from 19.04 to 19.10 cause unknown subsys name errors

    I was able to upgrade to ubuntu 19.10.
    but new I have new problem worst then before upgrading.

    upgrade from 19.04 to 19.10 cause unknown subsys name errors

    I have upgrade form ubuntu 19.04 to 19.10.
    but when I lunch ubuntu
    I get 4 lines of the errors messages bellow
    just only one of message is bellow,
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    cgroup1: Unknown susbsys name ' __DEVEL__same_behaviour'
    then the ubuntu stop launching, it freeze there, with black screen .
    I have no desktop only console
    where I can run commands
    Cheers

  3. #3
    Join Date
    Dec 2007
    Beans
    1,106

    Re: upgrade from 19.04 to 19.10 cause unknown subsys name errors

    bump

  4. #4
    Join Date
    Dec 2017
    Location
    RockyMts
    Beans
    1,170

    Re: upgrade from 19.04 to 19.10 cause unknown subsys name errors

    You already know this, but I'll say it anyhow.

    Take the easy way out and do a fresh install.

  5. #5
    Join Date
    Dec 2007
    Beans
    1,106

    Re: upgrade from 19.04 to 19.10 cause unknown subsys name errors

    I aim using dual booting I have windows 10 running ubuntu is the master. is there a way to repair ?
    I login to the ubuntu using recovery mode ...
    Cheers

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