When prompted to install the software: one installation program has been started

No matter what software I installed, will appear this tip:Another installation program has been activated, please continue to complete this installation before the installation started.But the fact I did not install the other programs do not know what the problem is not the system ? Some people say the Internet properties of the computer where the updates off, I have shut down also remain the same.Is there any way to solve it?

restart under the computer, immediately install the try

is not poisoning you in the task Manager process, which is not strange to see the application procedures are on the end of the swap