I have installed my app in /home/XXXXX/

/home/
|— prizm-dist/
| |— conf/
| |— jre/
| | |— [jre files]
| |— prizmdb/
| |— html/
| |— logs/
| |— run.sh
| |— runtest.sh
| |— prizmEngine.jar

Above is complete file structure

I am trying to access my app in browser but getting error

refused to connect.
Try:
Checking the connection
Checking the proxy and the firewall
ERRCONNECTIONREFUSED

My app is trying to use Port : 9976

I have enabled UFW 9974:9976

I have also installed Java Package in my Droplet, but still I am not able to access my app. Please help