I discoved that auto-protect was turned off. I recently updated to OS X.8.3. When I attempted to turn auto-protection on, I received an error message: Norton AntiVirus Error Norton AntiVirus Auto-protect cannot run with the 64 Bit Kernel, then re-enable Auto-Protect
I am using the latest software: Antivirus 12.4.1 (73), Norton Internet Security 5 - 5.4.1 (34), and MAC OS X 10.8.3. Also, the Norton Internet Security says that my Max is not protected.
I thought that I had seen that this was a bug in the Norton Software and that it would be fixed in the latest software.
Can you elaborate on the exact message you're seeing? I'd be surprised if it's mentioning the 64 bit kernel, since you are using 12.4.1, but I could be mistaken.
I was using the uninstall program in the Symantic Solutions folder, but apparently it left a few remnants.I have used Norton for at least 6 years. I was still seaching and found the following in Nav 12 for Mac Woes by Lee_G: