App Not Running :server :bootRun stuck

[scharanjit]

Steps to recreate the issue:
1.) Created project with below command.
grails create-app my-app --profile angular2

2.) Install the missing dependencies like angular-cli
npm install angular-cli

3.) Tried all three commands to run the application but every command got stucked.
./gradlew server:bootRun

Please find below system configuration
OS: Ubuntu 14.0.4
grails --version
| Grails Version: 3.2.3
| Groovy Version: 2.4.7
| JVM Version: 1.7.0_80

npm --version
3.10.3
node --version
v6.5.0

I would appreciate any pointers on this.