Package: python-letsencrypt Version: 0.5.0-1~bpo8+1 Severity: important Tags: upstream
letsencrypt depends on python-letsencrypt, which depends on python-acme. The latter breaks the installation, even though: # apt-get install letsencrypt python-letsencrypt 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: python-letsencrypt : Depends: python-acme (>= 0.5.0) but it is not going to be installed E: Unable to correct problems, you have held broken packages. ------------------ # apt-cache policy python-acme python-acme: Installed: 0.6.0-1~bpo8+1 Candidate: 0.6.0-1~bpo8+1 Version table: *** 0.6.0-1~bpo8+1 0 100 http://ftp.de.debian.org/debian/ jessie-backports/main amd64 Packages 100 /var/lib/dpkg/status -- System Information: Debian Release: 8.4 APT prefers stable-updates APT policy: (500, 'stable-updates'), (500, 'stable') Architecture: amd64 (x86_64) Foreign Architectures: i386 Kernel: Linux 3.16.0-4-amd64 (SMP w/8 CPU cores) Locale: LANG=en_IE.UTF-8, LC_CTYPE=en_IE.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: systemd (via /run/systemd/system)