Similar to guyster, I see 2 versions of libedataserver loaded - 15.0 and 17.0 - with thunderbird 15.0+build1-0ubuntu1.
$ cat /proc/`pidof thunderbird`/maps | grep edataserver 7f85f4999000-7f85f49de000 r-xp 00000000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7f85f49de000-7f85f4bdd000 ---p 00045000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7f85f4bdd000-7f85f4bde000 r--p 00044000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7f85f4bde000-7f85f4bdf000 rw-p 00045000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7f8602980000-7f86029fc000 r-xp 00000000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7f86029fc000-7f8602bfb000 ---p 0007c000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7f8602bfb000-7f8602bfd000 r--p 0007b000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7f8602bfd000-7f8602bff000 rw-p 0007d000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 For comparison, with (functional) 15.0~b1+build1-0ubuntu1 on my system, it looks like they are loaded in the opposite order (17 first): $ cat /proc/`pidof thunderbird`/maps | grep edataserver 7fa2ac660000-7fa2ac6dc000 r-xp 00000000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7fa2ac6dc000-7fa2ac8db000 ---p 0007c000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7fa2ac8db000-7fa2ac8dd000 r--p 0007b000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7fa2ac8dd000-7fa2ac8df000 rw-p 0007d000 08:03 5509708 /usr/lib/libedataserver-1.2.so.17.0.0 7fa2ace96000-7fa2acedb000 r-xp 00000000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7fa2acedb000-7fa2ad0da000 ---p 00045000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7fa2ad0da000-7fa2ad0db000 r--p 00044000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 7fa2ad0db000-7fa2ad0dc000 rw-p 00045000 08:03 5511794 /usr/lib/libedataserver-1.2.so.15.0.0 -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to evolution-data-server in Ubuntu. https://bugs.launchpad.net/bugs/1040839 Title: Thunderbird hangs accessing eds on startup To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evolution-data-server/+bug/1040839/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs