$ thunderbird --version
(process:1274): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed Thunderbird 24.6.0
$ uname -a Linux keflavik.iceland.local 3.14.6-200.fc20.x86_64 #1 SMP Sun Jun 8 01:21:56 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
$ thunderbird --version
(process:1274): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed
Thunderbird 24.6.0
$ uname -a iceland. local 3.14.6- 200.fc20. x86_64 #1 SMP Sun Jun 8 01:21:56 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux
Linux keflavik.