Unable to launch the FlexNet Code Insight Detector application: Connection refused

[#1]

Summary

This article discusses how to resolve the exception: Connection Refused.

Symptoms

Upon trying to launch FlexNet Code Insight Detector, you receive the following exception in the Java console:

Resolution

1. Set -Djava.rmi.server.hostname in JAVA_OPTS in catalina.sh/catalina.bat.
2. Ensure client machine can ping the server by the hostname in core.properties and scanEngine.properties.
3. Make sure ports are open with telnet or nc on 1099, 2099, 4099, 5099, 61616.
4. Drop firewall on current machine.
5. Try "direct connection" in the java control panel settings: