When I upgrade webpack to 4.0.0-beta.3 and run npx webpack serve I get this error: [webpack-cli] Invalid configuration object. Object has been initialized using
css
iphone-sdk-3.0
previous-installation
muxer
bigint
libretro
visa-api
lf
infobox
beta-testing
semihosting
react-admin
calicoctl
plistbuddy
devops-services
gethashcode
phpoffice-phpspreadsheet
hugo-logging
twilio-flex
angular-cdk
ggtern
structural-equation-modeling
string-parsing
web-share
scoop-installer
mysql-error-1364
eslint-plugin-jsdoc
r2d3
timepicker
tcomb-form-native