An unhandled exception occurred: /Users/chenlaou/Desktop/Dsd-Partners-Web-Client contains both .browserslistrc and browserslist code example
Example: browserslisterror contains both .browserslistrc and package.json with browsers
// you can solve your problem by removing both
// browserslisterror and .browserslistrc files.
// re-build and run your app
// for my case was ng serve , its then compiled