npm start or npm run webapp:build.npm install. If you are behind a corporate proxy, it is likely that this error was caused by your proxy. Have a look at the application error logs, you will probably have the cause of the error.If you want to go fast, run ./mvnw to build and run everything.
If you want to have more control, so you can debug your issue more easily, you should follow the following steps:
npm installnpm run webapp:build or npm start./mvnw or using your IDECheck your internal project documentation and team support channels.
Open an issue in this repository with logs and reproduction steps.
Contact the development team through your internal communication channel.