AttributeError: 'QemuVM' object has no attribute '_internal_console_port'
File "gns3server/web/route.py", line 197, in control_schema
yield from func(request, response)
File "gns3server/handlers/api/compute/qemu_handler.py", line 167, in start
yield from vm.start()
File "gns3server/compute/qemu/qemu_vm.py", line 872, in start
command = yield from self._build_command()
File "gns3server/compute/qemu/qemu_vm.py", line 1510, in _build_command
command.extend(self._serial_options())
File "gns3server/compute/qemu/qemu_vm.py", line 1261, in _serial_options
return ["-serial", "telnet:127.0.0.1:{},server,nowait".format(self._internal_console_port)]
AttributeError: 'QemuVM' object has no attribute '_internal_console_port'
https://sentry.io/gns3/gns3-server/issues/188526453/