You have encountered an issue specific to Microsoft Silverlight, the software used to watch movies on the Netflix website. This issue is often resolved by uninstalling and then reinstalling Microsoft Silverlight on your computer.
To uninstall Microsoft Silverlight on your Macintosh computer, please follow these steps:
Completely close any currently open internet browser windows.
Navigate to your Hard Drive.
Select Internet Plugins.
Drag Silverlight.plugin to your trash.
Once you have emptied your trash, Microsoft Silverlight uninstallation will be complete.
After completing the above steps, attempting to Watch Instantly on www.netflix.com will prompt you to reinstall Microsoft Silverlight.
I am using macbook, OS X 10.6 ( Intel based ). When trying to access Netflix, i started getting the above error. I tried removing plugin, however, it doesnt seem to fix the problem. Any help is appreciated.