ERROR: apport (pid 3859) Sat Aug 22 07:56:20 2015: called for pid 1623, signal 6, core limit 0
ERROR: apport (pid 3859) Sat Aug 22 07:56:20 2015: executable: /usr/bin/gnome-shell (command line "/usr/bin/gnome-shell")
ERROR: apport (pid 3859) Sat Aug 22 07:56:20 2015: debug: session gdbus call: (true,)

ERROR: apport (pid 3859) Sat Aug 22 07:56:48 2015: wrote report /var/crash/_usr_bin_gnome-shell.1000.crash
ERROR: apport (pid 3917) Sat Aug 22 07:57:15 2015: called for pid 3865, signal 6, core limit 0
ERROR: apport (pid 3917) Sat Aug 22 07:57:15 2015: executable: /usr/bin/gnome-shell (command line "/usr/bin/gnome-shell")
ERROR: apport (pid 3917) Sat Aug 22 07:57:15 2015: debug: session gdbus call: (true,)

ERROR: apport (pid 3917) Sat Aug 22 07:57:40 2015: wrote report /var/crash/_usr_bin_gnome-shell.1000.crash