I have that issue several times a day. The easiest way is to CLI the sensor and do asho statistic host and view the cpu utilizationit will be at 100 percentthe only solution is to reset the sensor...problem solved.if cisco has a fix for this chronic...

Set the domain name, generate an rsa crypto key and set the ssh version Just to get started!

What is the problem you are having. We just finished setting ours up and it works great.Give me more details and maybe I can help.