The problem is still active after upgrading to evolution-data-server (3.1.91-0ubuntu1) $ 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-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-dev 3.1.5-0ubuntu2 development library files for Evolution 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-plugins-experimental 3.1.5-0ubuntu2 experimental 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 rc libebackend1.2-0 2.32.2-0ubuntu2 Utility library for evolution data servers ii libebook1.2-10 3.0.3-0ubuntu1~natty1 Client library for evolution address books rc 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 ii libebook1.2-dev 3.1.91-0ubuntu1 Client library for evolution address books (development files) ii libecal1.2-10 3.1.91-0ubuntu1 Client library for evolution calendars ii libecal1.2-8 3.0.3-0ubuntu1~natty1 Client library for evolution calendars rc libecal1.2-9 3.1.4-0ubuntu7 Client library for evolution calendars rc libedata-book-1.2-10 3.1.4-0ubuntu7 Backend library for evolution address books ii libedata-book-1.2-11 3.1.91-0ubuntu1 Backend library for evolution address books rc libedata-book1.2-8 2.32.2-0ubuntu2 Backend library for evolution address books rc libedata-cal-1.2-12 3.1.4-0ubuntu7 Backend library for evolution calendars 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 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 libedataserver1.2-dev 3.1.91-0ubuntu1 Utility library for evolution data servers (development files) ii libedataserverui-3.0-1 3.1.91-0ubuntu1 GUI utility library for evolution data servers ii libedataserverui-3.0-dev 3.1.91-0ubuntu1 GUI utility library for evolution data servers (development files) rc libedataserverui1.2-11 2.32.2-0ubuntu2 GUI utility library for evolution data servers ii libevolution 3.1.5-0ubuntu2 evolution libraries $ ldd $(which evolution) linux-vdso.so.1 => (0x00007fff853a4000) libeshell.so.0 => /usr/lib/evolution/3.2/libeshell.so.0 (0x00007fa32d9a6000) libeutil.so.0 => /usr/lib/evolution/3.2/libeutil.so.0 (0x00007fa32d75e000) libedataserverui-3.0.so.1 => /usr/lib/libedataserverui-3.0.so.1 (0x00007fa32d4f9000) libedataserver-1.2.so.15 => /usr/lib/libedataserver-1.2.so.15 (0x00007fa32d2b2000) libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007fa32d095000) libgconf-2.so.4 => /usr/lib/libgconf-2.so.4 (0x00007fa32ce66000) libgtk-3.so.0 => /usr/lib/libgtk-3.so.0 (0x00007fa32c7d3000) libgio-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 (0x00007fa32c486000) libgobject-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 (0x00007fa32c233000) libgthread-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgthread-2.0.so.0 (0x00007fa32c02e000) libglib-2.0.so.0 => /lib/x86_64-linux-gnu/libglib-2.0.so.0 (0x00007fa32bd38000) libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007fa32b998000) libfilter.so.0 => /usr/lib/evolution/3.2/libfilter.so.0 (0x00007fa32b77e000) libemiscwidgets.so.0 => /usr/lib/evolution/3.2/libemiscwidgets.so.0 (0x00007fa32b4e3000) libmenus.so.0 => /usr/lib/evolution/3.2/libmenus.so.0 (0x00007fa32b2d1000) liblaunchpad-integration-3.0.so.1 => /usr/lib/liblaunchpad-integration-3.0.so.1 (0x00007fa32b0cd000) libSM.so.6 => /usr/lib/x86_64-linux-gnu/libSM.so.6 (0x00007fa32aec5000) libICE.so.6 => /usr/lib/x86_64-linux-gnu/libICE.so.6 (0x00007fa32acaa000) libgdk-3.so.0 => /usr/lib/libgdk-3.so.0 (0x00007fa32aa23000) libpango-1.0.so.0 => /usr/lib/x86_64-linux-gnu/libpango-1.0.so.0 (0x00007fa32a7d9000) libgmodule-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgmodule-2.0.so.0 (0x00007fa32a5d4000) libcamel-1.2.so.28 => /usr/lib/libcamel-1.2.so.28 (0x00007fa32a34d000) libsoup-2.4.so.1 => /usr/lib/libsoup-2.4.so.1 (0x00007fa32a0ea000) libxml2.so.2 => /usr/lib/libxml2.so.2 (0x00007fa329d8e000) libgnome-desktop-3.so.2 => /usr/lib/libgnome-desktop-3.so.2 (0x00007fa329b67000) libgdk_pixbuf-2.0.so.0 => /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0 (0x00007fa329948000) libebook-1.2.so.12 => /usr/lib/libebook-1.2.so.12 (0x00007fa3296fc000) libecal-1.2.so.10 => /usr/lib/libecal-1.2.so.10 (0x00007fa329498000) libcamel-1.2.so.29 => /usr/lib/libcamel-1.2.so.29 (0x00007fa329211000) libatk-1.0.so.0 => /usr/lib/x86_64-linux-gnu/libatk-1.0.so.0 (0x00007fa328fee000) libcairo.so.2 => /usr/lib/x86_64-linux-gnu/libcairo.so.2 (0x00007fa328d30000) libgnome-keyring.so.0 => /usr/lib/libgnome-keyring.so.0 (0x00007fa328b0f000) /lib64/ld-linux-x86-64.so.2 (0x00007fa32ddf4000) libdbus-glib-1.so.2 => /usr/lib/x86_64-linux-gnu/libdbus-glib-1.so.2 (0x00007fa3288e8000) libdbus-1.so.3 => /lib/x86_64-linux-gnu/libdbus-1.so.3 (0x00007fa3286a5000) libpangocairo-1.0.so.0 => /usr/lib/x86_64-linux-gnu/libpangocairo-1.0.so.0 (0x00007fa328497000) libX11.so.6 => /usr/lib/x86_64-linux-gnu/libX11.so.6 (0x00007fa32815f000) libXfixes.so.3 => /usr/lib/x86_64-linux-gnu/libXfixes.so.3 (0x00007fa327f59000) libcairo-gobject.so.2 => /usr/lib/x86_64-linux-gnu/libcairo-gobject.so.2 (0x00007fa327d4f000) libpangoft2-1.0.so.0 => /usr/lib/x86_64-linux-gnu/libpangoft2-1.0.so.0 (0x00007fa327b24000) libfontconfig.so.1 => /usr/lib/x86_64-linux-gnu/libfontconfig.so.1 (0x00007fa3278ee000) libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007fa327669000) libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007fa327451000) libselinux.so.1 => /lib/x86_64-linux-gnu/libselinux.so.1 (0x00007fa327233000) libresolv.so.2 => /lib/x86_64-linux-gnu/libresolv.so.2 (0x00007fa327017000) libffi.so.6 => /usr/lib/x86_64-linux-gnu/libffi.so.6 (0x00007fa326e0f000) librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007fa326c07000) libpcre.so.3 => /lib/x86_64-linux-gnu/libpcre.so.3 (0x00007fa3269ca000) libgnomecanvas.so.0 => /usr/lib/evolution/3.2/libgnomecanvas.so.0 (0x00007fa3267a7000) libcamel-provider-1.2.so.28 => /usr/lib/libcamel-provider-1.2.so.28 (0x00007fa32651a000) libgtkhtml-editor-4.0.so.0 => /usr/lib/libgtkhtml-editor-4.0.so.0 (0x00007fa3262e1000) libgtkhtml-4.0.so.0 => /usr/lib/libgtkhtml-4.0.so.0 (0x00007fa326018000) libetable.so.0 => /usr/lib/evolution/3.2/libetable.so.0 (0x00007fa325d88000) libuuid.so.1 => /lib/x86_64-linux-gnu/libuuid.so.1 (0x00007fa325b83000) libXext.so.6 => /usr/lib/x86_64-linux-gnu/libXext.so.6 (0x00007fa32596f000) libXinerama.so.1 => /usr/lib/x86_64-linux-gnu/libXinerama.so.1 (0x00007fa32576c000) libXi.so.6 => /usr/lib/x86_64-linux-gnu/libXi.so.6 (0x00007fa32555c000) libXrandr.so.2 => /usr/lib/x86_64-linux-gnu/libXrandr.so.2 (0x00007fa325353000) libXcursor.so.1 => /usr/lib/x86_64-linux-gnu/libXcursor.so.1 (0x00007fa325148000) libXcomposite.so.1 => /usr/lib/x86_64-linux-gnu/libXcomposite.so.1 (0x00007fa324f45000) libXdamage.so.1 => /usr/lib/x86_64-linux-gnu/libXdamage.so.1 (0x00007fa324d42000) libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007fa324b3d000) libnss3.so => /usr/lib/x86_64-linux-gnu/libnss3.so (0x00007fa324805000) libssl3.so => /usr/lib/x86_64-linux-gnu/libssl3.so (0x00007fa3245ca000) libnspr4.so => /usr/lib/x86_64-linux-gnu/libnspr4.so (0x00007fa32438f000) libsqlite3.so.0 => /usr/lib/x86_64-linux-gnu/libsqlite3.so.0 (0x00007fa3240f0000) libical.so.0 => /usr/lib/libical.so.0 (0x00007fa323e95000) libpixman-1.so.0 => /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 (0x00007fa323c21000) libfreetype.so.6 => /usr/lib/x86_64-linux-gnu/libfreetype.so.6 (0x00007fa323988000) libpng12.so.0 => /lib/x86_64-linux-gnu/libpng12.so.0 (0x00007fa323761000) libxcb-shm.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-shm.so.0 (0x00007fa32355e000) libxcb-render.so.0 => /usr/lib/x86_64-linux-gnu/libxcb-render.so.0 (0x00007fa323354000) libxcb.so.1 => /usr/lib/x86_64-linux-gnu/libxcb.so.1 (0x00007fa323138000) libXrender.so.1 => /usr/lib/x86_64-linux-gnu/libXrender.so.1 (0x00007fa322f2d000) libgcrypt.so.11 => /lib/x86_64-linux-gnu/libgcrypt.so.11 (0x00007fa322cae000) libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1 (0x00007fa322a84000) libgailutil-3.so.0 => /usr/lib/libgailutil-3.so.0 (0x00007fa32287a000) libsmime3.so => /usr/lib/x86_64-linux-gnu/libsmime3.so (0x00007fa32264e000) libcom_err.so.2 => /lib/x86_64-linux-gnu/libcom_err.so.2 (0x00007fa32244a000) libgssapi_krb5.so.2 => /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2 (0x00007fa32220b000) libenchant.so.1 => /usr/lib/libenchant.so.1 (0x00007fa322000000) libevolution-a11y.so.0 => /usr/lib/evolution/3.2/libevolution-a11y.so.0 (0x00007fa321dfd000) libetext.so.0 => /usr/lib/evolution/3.2/libetext.so.0 (0x00007fa321be2000) libnssutil3.so => /usr/lib/x86_64-linux-gnu/libnssutil3.so (0x00007fa3219c2000) libplc4.so => /usr/lib/x86_64-linux-gnu/libplc4.so (0x00007fa3217bd000) libplds4.so => /usr/lib/x86_64-linux-gnu/libplds4.so (0x00007fa3215b9000) libXau.so.6 => /usr/lib/x86_64-linux-gnu/libXau.so.6 (0x00007fa3213b5000) libXdmcp.so.6 => /usr/lib/x86_64-linux-gnu/libXdmcp.so.6 (0x00007fa3211af000) libgpg-error.so.0 => /lib/x86_64-linux-gnu/libgpg-error.so.0 (0x00007fa320faa000) libkrb5.so.3 => /usr/lib/x86_64-linux-gnu/libkrb5.so.3 (0x00007fa320ce1000) libk5crypto.so.3 => /usr/lib/x86_64-linux-gnu/libk5crypto.so.3 (0x00007fa320ab8000) libkrb5support.so.0 => /usr/lib/x86_64-linux-gnu/libkrb5support.so.0 (0x00007fa3208b0000) libkeyutils.so.1 => /lib/x86_64-linux-gnu/libkeyutils.so.1 (0x00007fa3206ac000)