Version: 4.2.1.102+dfsg2-8 Followup-For: Bug #821831 Hi,
i just noticed an (ignored) error from /etc/ca-certificates/update.d/mono-keystore during package removal, which might be responsible: 1m9.5s DEBUG: Starting command: ['chroot', '/tmp/piupartss/tmpPxB8iq', 'apt-get', 'remove', 'ca-certificates-mono'] 1m14.8s DUMP: Reading package lists... Building dependency tree... Reading state information... The following packages were automatically installed and are no longer required: ca-certificates libmono-corlib4.5-cil libmono-security4.0-cil libmono-system-configuration4.0-cil libmono-system-security4.0-cil libmono-system-xml4.0-cil libmono-system4.0-cil libssl1.0.2 mono-4.0-gac mono-gac mono-runtime mono-runtime-common mono-runtime-sgen openssl Use 'sudo apt autoremove' to remove them. The following packages will be REMOVED: ca-certificates-mono 0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded. After this operation, 87.0 kB disk space will be freed. (Reading database ... (Reading database ... 7958 files and directories currently installed.) Removing ca-certificates-mono (4.2.1.102+dfsg2-8) ... Processing triggers for ca-certificates (20160104) ... Updating certificates in /etc/ssl/certs... 0 added, 0 removed; done. Running hooks in /etc/ca-certificates/update.d... Updating Mono key store /etc/ca-certificates/update.d/mono-keystore: 10: /etc/ca-certificates/update.d/mono-keystore: /usr/bin/cert-sync: not found Done done. 1m14.8s DEBUG: Command ok: ['chroot', '/tmp/piupartss/tmpPxB8iq', 'apt-get', 'remove', 'ca-certificates-mono'] Andreas