Norton Sonar Protection fix now

My norton was installed for some time and no problem has occurred and suddenly I saw the norton sonar protection is off, thought that it was just a glitch so I click on the fix now button and at the end sonar wont turn on, I even update norton and restarted my computer also tried norton's fix for this but still the problem is there.
Norton Anti Virus System Status: At Risk
SONAR Protection Off Red
Your Computer is at risk FIX NOW
Subscription Status:
212 Days Remaining Renew
