FreeCad断包

Question

在从20.04更新到ubuntu 20.10之后，在尝试重新安装freecad时删除了Freecad，我得到

    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 resolve the situation:
    The following packages have unmet dependencies:
     libfreecad-python3-0.18 : Depends: libboost-regex1.71.0-icu66 but it is not installable
    E: Unable to correct problems, you have held broken packages.

$ apt-cache policy freecad libfreecad-python3-0.18
 Installed: (none)
  Candidate: 2:0.18.4+dfsg2~202007252144~ubuntu20.10.1
  Version table:
     2:0.18.4+dfsg2~202007252144~ubuntu20.10.1 500
        500 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubuntu groovy/main amd64 Packages
        500 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubuntu groovy/main i386 Packages
     0.18.4+dfsg2-5build1 500
        500 http://ca.archive.ubuntu.com/ubuntu groovy/universe amd64 Packages
        500 http://ca.archive.ubuntu.com/ubuntu groovy/universe i386 Packages
libfreecad-python3-0.18:
  Installed: (none)
  Candidate: 2:0.18.4+dfsg2~202007252144~ubuntu20.10.1
  Version table:
     2:0.18.4+dfsg2~202007252144~ubuntu20.10.1 500
        500 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubuntu groovy/main amd64 Packages
     0.18.4+dfsg2-5build1 500
        500 http://ca.archive.ubuntu.com/ubuntu groovy/universe amd64 Packages

Answer 1

您必须使用以下命令删除问题PPA：

sudo apt-get install ppa-purge
sudo ppa-purge ppa:freecad-maintainers/freecad-stable

并在FreeCAD中使用官方储存库

sudo apt-get install freecad