Preparing to unpack .../ghostscript_9.18~dfsg~0-0ubuntu2.3_amd64.deb ... Unpacking ghostscript (9.18~dfsg~0-0ubuntu2.3) over (9.18~dfsg~0-0ubuntu2.2) ... Preparing to unpack .../ghostscript-x_9.18~dfsg~0-0ubuntu2.3_amd64.deb ... Unpacking ghostscript-x (9.18~dfsg~0-0ubuntu2.3) over (9.18~dfsg~0-0ubuntu2.2) ... Preparing to unpack .../libgs9-common_9.18~dfsg~0-0ubuntu2.3_all.deb ... Unpacking libgs9-common (9.18~dfsg~0-0ubuntu2.3) over (9.18~dfsg~0-0ubuntu2.2) ... Preparing to unpack .../libgs9_9.18~dfsg~0-0ubuntu2.3_amd64.deb ... Unpacking libgs9:amd64 (9.18~dfsg~0-0ubuntu2.3) over (9.18~dfsg~0-0ubuntu2.2) ... Selecting previously unselected package linux-image-4.4.0-53-generic. Preparing to unpack .../linux-image-4.4.0-53-generic_4.4.0-53.74_amd64.deb ... Use of uninitialized value $reply in scalar chomp at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 66. Use of uninitialized value $reply in concatenation (.) or string at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 67. Use of uninitialized value $reply in split at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 68. Use of uninitialized value $reply in scalar chomp at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 66. Use of uninitialized value $reply in concatenation (.) or string at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 67. Use of uninitialized value $reply in split at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 68. Use of uninitialized value $reply in scalar chomp at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 66. Use of uninitialized value $reply in concatenation (.) or string at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 67. Use of uninitialized value $reply in split at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 68. Use of uninitialized value $ret in string eq at /usr/share/perl5/Debconf/FrontEnd/Passthrough.pm line 109. Done. dpkg: error processing archive /var/cache/apt/archives/linux-image-4.4.0-53-generic_4.4.0-53.74_amd64.deb (--unpack): subprocess new pre-installation script returned error exit status 128