06-28-2011 07:11 PM
There is a virus the computer used to have. It makes programs challenging to install, so yeah, that might be the problem.
It sounds more like the virus is still present. If you can download the Norton Power Eraser and run it. If you can't on that computer do so from another computer. To get it to run you may have to bring the problem computer up in safe mode with the command prompt and install the NPE that way in order to run it. I would hope that that will eliminate the problem. Let us know. There are more tools in the bag to fix hard to eliminate 'nasties'.
06-28-2011 10:01 PM
This problem may happen if the Norton product downloaded via the Download Manager is corrupted. So we can try downloading using the direct download links and see if that fixes the problem. Before that let's rule out the possibility of an infection. Download and run the Norton Power Eraser tool to scan your machine. Here is the support article with the steps:
In the Scans results window, if you are not sure about an entry, please post the result here. We will help you.
After you run the scan, download and install the Norton product using the direct download links. Depending on the flavor of Norton 360, download it from: