brekeke sip server services goes to inactive permanently

[sesci]

1. Brekeke Product Name and Version:
Brekeke sip server 3.6.3.0
2. Java version:
8.91
3. OS type and the version:
windows server 2008 r2
4. UA (phone), gateway or other hardware/software involved:
pjsip sip phone
5. Your problem:
i have installed brekeke sip server on vm windows server. my server goes to inactive mode every 2-3 days. my computer is active and there is no restarting situation. all services is up. when i checked the logs, udp 9992 service is killing brekeke services. i have another brekeke server which is installed on windows 10, there is no service like udp 9992. what is this udp 9992 service? why this service kill my server continuously. and how can i fix this problem?

[Haddas]

http://wiki.brekeke.com/wiki/sip-server ... top-resume

The evaluation license will stop running at random times ...