Failed to start the eMP service

Issue Description：

The eMP is installed on Linux for the first time. When you try to start the eMP service, the message "start eMP application failed" is displayed.

Possbile reason：

A port required for starting the eMP service has been occupied.

Solution :

1. Go to /eMP/var/iemp/log.
2. View the root.log file to find the port that has been occupied.
3. Run the netstat -ano command to find the process that occupies the port and run the kill -9 $pid command to kill the process.