r causes</h2>
                <ol>
                    <li>You started the application from an IDE and you didn't run <code style="color:red">npm start</code> or <code style="color:red">npm run webpack:build</code>.</li>
                    <li>You had a network error while running <code style="color:red">npm install</code>. If you are behind a corporate proxy, it is likely that this error was caused by your proxy. Have a look at the JHipster error logs, you will probably have the cause of the error.</li>
 