Jiangmin antivirus software can not be upgraded

I boot the computer today, what procedures are running very slow, I think it might be poisoned, with the Jiangmin Anti-Virus.
First upgrade, but can not upgrade above that “failure to create temporary files, restart your computer again “
This is a different matter how ah? What to do should we do?

Is not a network you do not log on.The River 5 people are free in a lot of the same virus can be destroyed to Jiang, bad Jiangmin Anti-Virus is also more likely to be Jiang's time for a free upgrade to the