You get this error when the system's RAM is less than the minimum recommended value of 4GB. However, it's most likely that JBoss will start within a few minutes.
To make sure that JBoss starts up, check the service.log file using this command:
If you see messages like the following, the TeamForge application will start in a few minutes.
Check Port Available PASSED: Port 4444 on localhost is available
Check Port Available PASSED: Port 4445 on localhost is available
Waiting for application server to start up.. this can take a few minutes.