Help about solving broken packages on my desktop

慕冬亮 mudongliangabcd at gmail.com
Tue Sep 15 10:49:06 UTC 2020


libssl-dev:
  Installed: (none)
  Candidate: 1.1.1c-1ubuntu4
  Version table:
     1.1.1c-1ubuntu4 500
        500 http://mirrors.hust.edu.cn/ubuntu focal/main amd64 Packages
--
My best regards to you.

     No System Is Safe!
     Dongliang Mu

On Tue, Sep 15, 2020 at 6:03 PM Colin Law <clanlaw at gmail.com> wrote:
>
> What does
> apt policy libssl-dev
> show?
>
> Colin
>
> On Tue, 15 Sep 2020 at 10:35, 慕冬亮 <mudongliangabcd at gmail.com> wrote:
> >
> > Hello guys,
> >
> > I am writing to kindly ask for some help about solving broken packages
> > on my desktop. I have updated and upgraded the whole system.
> >
> > ```
> > $ sudo apt update && sudo apt upgrade
> > Hit:1 http://mirrors.hust.edu.cn/ubuntu focal InRelease
> > Hit:2 http://mirrors.hust.edu.cn/ubuntu focal-updates InRelease
> > Hit:3 http://mirrors.hust.edu.cn/ubuntu focal-backports InRelease
> > Hit:4 http://mirrors.hust.edu.cn/ubuntu focal-security InRelease
> > ......
> > 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
> > ```
> > ```
> > $ sudo apt-get install build-essential python3-dev libssl-dev
> > inotify-tools python3-dbus
> > ......
> > Some packages could not be installed. This may mean that you have
> > requested an impossible situation or if you are using the unstable
> > distribution that some required packages have not yet been created
> > or been moved out of Incoming.
> > The following information may help to resolve the situation:
> >
> > The following packages have unmet dependencies:
> >  build-essential : Depends: libc6-dev but it is not going to be installed or
> >                             libc-dev
> >                    Depends: gcc (>= 4:9.2) but it is not going to be installed
> >                    Depends: g++ (>= 4:9.2) but it is not going to be installed
> >                    Depends: dpkg-dev (>= 1.17.11) but it is not going
> > to be installed
> >  libssl-dev : Depends: libssl1.1 (= 1.1.1c-1ubuntu4) but
> > 1.1.1f-1ubuntu2 is to be installed
> >  python3-dev : Depends: python3 (= 3.7.5-1ubuntu1) but 3.8.2-0ubuntu2
> > is to be installed
> >                Depends: libpython3-dev (= 3.7.5-1ubuntu1) but it is
> > not going to be installed
> >                Depends: python3.7-dev (>= 3.7.5-1~) but it is not
> > going to be installed
> > E: Unable to correct problems, you have held broken packages.
> > ```
> > ```
> > $ sudo apt install gnome-shell-extensions
> > Reading package lists... Done
> > Building dependency tree
> > Reading state information... Done
> > Some packages could not be installed. This may mean that you have
> > requested an impossible situation or if you are using the unstable
> > distribution that some required packages have not yet been created
> > or been moved out of Incoming.
> > The following information may help to resolve the situation:
> >
> > The following packages have unmet dependencies:
> >  gnome-shell-extensions : Depends: gnome-shell (< 3.35) but
> > 3.36.4-1ubuntu1~20.04.2 is to be installed
> > E: Unable to correct problems, you have held broken packages.
> > ```
> > --
> > My best regards to you.
> >
> >      No System Is Safe!
> >      Dongliang Mu
> >
> > --
> > ubuntu-users mailing list
> > ubuntu-users at lists.ubuntu.com
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>
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