Bipy, what's your system locale language. I had similar problem, but after I changed system language to English, installation went normally. Before that I had Estonian locale language. I also did sudo su, as it was recommended in Ubuntu question #27500.
-- package ltsp-client-core None [modified: /var/lib/dpkg/info/ltsp-client-core.list] failed to install/upgrade: subprocess pre-installation script returned error exit status 1 https://bugs.launchpad.net/bugs/261353 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs