*** This bug is a duplicate of bug 979720 *** https://bugs.launchpad.net/bugs/979720
I have the same issue: /var/log/upstart/isc-dhcp-server.log The error was: Internet Systems Consortium DHCP Server 4.1-ESV-R4 Copyright 2004-2011 Internet Systems Consortium. All rights reserved. For info, please visit https://www.isc.org/software/dhcp/ /etc/dhcp/dhcpd.conf line 18: semicolon expected. option ^ line 17 from /etc/dhcp/dhcpd.conf is missing the ";" option subnet-mask 255.255.255.0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1011921 Title: package isc-dhcp-server 4.1.ESV-R4-0ubuntu5.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/isc-dhcp/+bug/1011921/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs