csuhas32 cat /var/log/apport.log
ERROR: apport (pid 8113) Sun Mar 22 20:10:13 2020: called for pid 841, signal 11, core limit 0, dump mode 1
ERROR: apport (pid 8113) Sun Mar 22 20:10:13 2020: executable: /usr/bin/lxpanel (command line "lxpanel --profile Lubuntu")
ERROR: apport (pid 8113) Sun Mar 22 20:10:13 2020: gdbus call error: Error: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name org.gnome.SessionManager was not provided by any .service files
ERROR: apport (pid 8113) Sun Mar 22 20:10:13 2020: debug: session gdbus call:
ERROR: apport (pid 8113) Sun Mar 22 20:10:19 2020: wrote report /var/crash/_usr_bin_lxpanel.1000.crash