Version-Release number of selected component:
gnome-software-3.14.2-2.fc21

Additional info:
reporter:       libreport-2.3.0
backtrace_rating: 4
cmdline:        /usr/bin/gnome-software --gapplication-service
crash_function: gs_shell_back_button_cb
executable:     /usr/bin/gnome-software
kernel:         3.17.6-300.fc21.i686
runlevel:       N 5
type:           CCpp
uid:            1000

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 gs_shell_back_button_cb at gs-shell.c:272
 #1 g_cclosure_marshal_VOID__VOIDv at gmarshal.c:115
 #2 _g_closure_invoke_va at gclosure.c:831
 #5 gtk_button_clicked at gtkbutton.c:1479
 #6 gtk_button_do_release at gtkbutton.c:1890
 #7 gtk_real_button_released at gtkbutton.c:2008
 #14 multipress_released_cb at gtkbutton.c:611
 #15 ffi_call_SYSV at ../src/x86/sysv.S:65
 #16 ffi_call at ../src/x86/ffi.c:382
 #17 g_cclosure_marshal_generic_va at gclosure.c:1541