No Dev Tools & Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory

[newcanopies]

nw-sample-apps/frameless-window$ nw frameless_window.

[5056:5068:0406/174022.206380:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5087:0406/174022.248398:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5087:0406/174022.248475:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5087:0406/174022.248543:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5087:0406/174022.248598:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5087:0406/174022.248662:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5056:5082:0406/174022.298227:ERROR:bus.cc(393)] Failed to connect to the bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix")
[5056:5082:0406/174022.298286:ERROR:bus.cc(393)] Failed to connect to the bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix")
libva error: vaGetDriverNameByIndex() failed with unknown libva error, driver_name = (null)
[5078:5078:0406/174022.387372:ERROR:viz_main_impl.cc(150)] Exiting GPU process due to errors during initialization
[5169:5169:0406/174022.461412:ERROR:vaapi_wrapper.cc(573)] Could not get a valid VA display

Dev Tool button does not load Dev Tools
nw-sample-apps/custom-tray-menu$ npm start

> nw-custom-tray-window@ start /home/user/nw-sample-apps/custom-tray-menu
> nw .

[5407:5419:0406/174207.530602:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5438:0406/174207.580657:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5438:0406/174207.580743:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5438:0406/174207.580838:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5438:0406/174207.580906:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5438:0406/174207.580977:ERROR:bus.cc(393)] Failed to connect to the bus: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
[5407:5432:0406/174207.632558:ERROR:bus.cc(393)] Failed to connect to the bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix")
[5407:5432:0406/174207.632633:ERROR:bus.cc(393)] Failed to connect to the bus: Could not parse server address: Unknown address type (examples of valid types are "tcp" and on UNIX "unix")
libva error: vaGetDriverNameByIndex() failed with unknown libva error, driver_name = (null)
[5428:5428:0406/174207.714097:ERROR:viz_main_impl.cc(150)] Exiting GPU process due to errors during initialization
[5519:5519:0406/174207.786360:ERROR:vaapi_wrapper.cc(573)] Could not get a valid VA display