gnome-terminal not opening in Ubuntu

While logged into GNOME in Ubuntu, gnome-terminal will not open. Log file shows as below:

Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Activating service name='org.gnome.Nautilus' requested by ':1.35' (uid=1000 pid=1415 comm="/usr/bin/gnome-shell " label="unconfined")
Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Activating service name='org.gnome.Calculator.SearchProvider' requested by ':1.35' (uid=1000 pid=1415 comm="/usr/bin/gnome-shell " label="unconfined")
Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Activating service name='org.gnome.Characters.BackgroundService' requested by ':1.35' (uid=1000 pid=1415 comm="/usr/bin/gnome-shell " label="unconfined")
Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Successfully activated service 'org.gnome.Characters.BackgroundService'
Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Successfully activated service 'org.gnome.Nautilus'
Nov  2 04:42:36 dhcp-31 dbus-daemon[1178]: [session uid=1000 pid=1178] Successfully activated service 'org.gnome.Calculator.SearchProvider'
Nov  2 04:42:39 dhcp-31 systemd[1162]: Started Application launched by gnome-shell.
Nov  2 04:42:49 dhcp-31 gnome-shell[1997]: # Error constructing proxy for org.gnome.Terminal:/org/gnome/Terminal/Factory0: Error calling StartServiceByName for org.gnome.Terminal: Timeout was reached
Nov  2 04:43:04 dhcp-31 gnome-shell[1415]: Received error from DBus search provider org.gnome.Terminal.desktop during XUbuntuCancel: Gio.IOErrorEnum: Timeout was reached
Nov  2 04:43:04 dhcp-31 org.gnome.Terminal.desktop[2052]: # Error constructing proxy for org.gnome.Terminal:/org/gnome/Terminal/Factory0: Error calling StartServiceByName for org.gnome.Terminal: Timeout was reached
Nov  2 04:43:04 dhcp-31 systemd[1162]: gnome-launched-org.gnome.Terminal.desktop-2050.scope: Succeeded.

This can be resolved by defining LANG in locale.

root@dhcp2066-31:~# cat /etc/default/locale 
#  File generated by update-locale
LANG="en_US"
LANGUAGE="en_US:"
LANG=en_US.UTF-8

Rebooted and problem solved!!!