(root@muscat) (18-05-07 10:50:55) (P:0 L:2) [100]
~ # apt purge libhogweed2 libgnutls-deb0-28                                                                                                                                                                                       [R100 J0 L:0.05 0.03 0.00 U:1+19:00 pts/5 557H]
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:
 libkf5kcmutils5 : Depends: libkf5quickaddons5 (>= 5.8.0+git20150324.0130+15.04) but it is not going to be installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.
(root@muscat) (18-05-07 10:51:26) (P:0 L:2) [100]
~ # apt-cache policy libkf5kcmutils5 libkf5quickaddons5 chromium libnettle4; apt-cache policy                                                                                                                                     [R100 J0 L:0.03 0.03 0.00 U:1+19:00 pts/5 558H]
libkf5kcmutils5:
  Installed: 5.28.0-2
  Candidate: 5.28.0-2
  Version table:
 *** 5.28.0-2 500
        500 http://ftp.dk.debian.org/debian stretch/main amd64 Packages
        100 /var/lib/dpkg/status
libkf5quickaddons5:
  Installed: 5.28.0-1
  Candidate: 5.28.0-1
  Version table:
 *** 5.28.0-1 500
        500 http://ftp.dk.debian.org/debian stretch/main amd64 Packages
        100 /var/lib/dpkg/status
chromium:
  Installed: (none)
  Candidate: 66.0.3359.117-1~deb9u1
  Version table:
     66.0.3359.117-1~deb9u1 500
        500 http://security.debian.org stretch/updates/main amd64 Packages
     62.0.3202.89-1~deb9u1 500
        500 http://ftp.dk.debian.org/debian stretch/main amd64 Packages
     57.0.2987.98-1~deb8u1 -1
        100 /var/lib/dpkg/status
libnettle4:
  Installed: 2.7.1-5+deb8u2
  Candidate: 2.7.1-5+deb8u2
  Version table:
 *** 2.7.1-5+deb8u2 100
        100 /var/lib/dpkg/status
Package files:
 100 /var/lib/dpkg/status
     release a=now
 500 http://ftp.dk.debian.org/debian stretch-updates/main amd64 Packages
     release o=Debian,a=stable-updates,n=stretch-updates,l=Debian,c=main,b=amd64
     origin ftp.dk.debian.org
 500 http://security.debian.org stretch/updates/main amd64 Packages
     release v=9,o=Debian,a=stable,n=stretch,l=Debian-Security,c=main,b=amd64
     origin security.debian.org
 500 http://ftp.dk.debian.org/debian stretch/non-free amd64 Packages
     release v=9.4,o=Debian,a=stable,n=stretch,l=Debian,c=non-free,b=amd64
     origin ftp.dk.debian.org
 500 http://ftp.dk.debian.org/debian stretch/contrib amd64 Packages
     release v=9.4,o=Debian,a=stable,n=stretch,l=Debian,c=contrib,b=amd64
     origin ftp.dk.debian.org
 500 http://ftp.dk.debian.org/debian stretch/main amd64 Packages
     release v=9.4,o=Debian,a=stable,n=stretch,l=Debian,c=main,b=amd64
     origin ftp.dk.debian.org
Pinned packages:
(root@muscat) (18-05-07 10:51:49) (P:0 L:2) [0]
~ #