Comment 17 for bug 843769

Update & upgrade & Still there...

$ evolution
evolution: symbol lookup error: evolution: undefined symbol: g_unix_signal_add_watch_full

$ dpkg -l | grep evolution
ii evolution 3.1.5-0ubuntu2 groupware suite with mail client and organizer
ii evolution-common 3.1.5-0ubuntu2 architecture independent files for Evolution
ii evolution-couchdb 0.5.91-0ubuntu4 Evolution support for CouchDB databases
ii evolution-data-server 3.1.91-0ubuntu1 evolution database backend server
ii evolution-data-server-common 3.1.91-0ubuntu1 architecture independent files for Evolution Data Server
ii evolution-exchange 3.1.5-0ubuntu1 Exchange plugin for the Evolution groupware suite
ii evolution-indicator 0.2.18-0ubuntu1 GNOME panel indicator applet for Evolution
ii evolution-plugins 3.1.5-0ubuntu2 standard plugins for Evolution
ii evolution-webcal 2.32.0-1build1 webcal: URL handler for GNOME and Evolution
ii libebackend-1.2-1 3.1.91-0ubuntu1 Utility library for evolution data servers
ii libebackend1.2-0 2.32.2-0ubuntu2 Utility library for evolution data servers
rc libebook1.2-10 3.0.2.1-0ubuntu1 Client library for evolution address books
ii libebook1.2-11 3.1.4-0ubuntu7 Client library for evolution address books
ii libebook1.2-12 3.1.91-0ubuntu1 Client library for evolution address books
rc libebook1.2-9 2.30.3-2ubuntu2.1 Client library for evolution address books
ii libecal1.2-10 3.1.91-0ubuntu1 Client library for evolution calendars
rc libecal1.2-7 2.30.3-2ubuntu2.1 Client library for evolution calendars
rc libecal1.2-8 3.0.2.1-0ubuntu1 Client library for evolution calendars
ii libedata-book-1.2-11 3.1.91-0ubuntu1 Backend library for evolution address books
rc libedata-book1.2-2 2.30.3-2ubuntu2.1 Backend library for evolution address books
rc libedata-book1.2-8 2.32.2-0ubuntu2 Backend library for evolution address books
ii libedata-cal-1.2-13 3.1.91-0ubuntu1 Backend library for evolution calendars
rc libedata-cal1.2-10 2.32.2-0ubuntu2 Backend library for evolution calendars
rc libedata-cal1.2-6 2.28.3.1-0ubuntu5 Backend library for evolution calendars
rc libedata-cal1.2-7 2.30.3-2ubuntu2.1 Backend library for evolution calendars
rc libedataserver1.2-11 2.28.3.1-0ubuntu5 Utility library for evolution data servers
rc libedataserver1.2-13 2.30.3-2ubuntu2.1 Utility library for evolution data servers
ii libedataserver1.2-14 3.1.4-0ubuntu7 Utility library for evolution data servers
ii libedataserver1.2-15 3.1.91-0ubuntu1 Utility library for evolution data servers
ii libedataserverui-3.0-1 3.1.91-0ubuntu1 GUI utility library for evolution data servers
rc libedataserverui1.2-11 2.32.2-0ubuntu2 GUI utility library for evolution data servers
rc libedataserverui1.2-8 2.30.3-2ubuntu2.1 GUI utility library for evolution data servers
ii libevolution 3.1.5-0ubuntu2 evolution libraries