iTunes for Windows: “Error -9812″ when accessing the iTunes Store

When you try to access the iTunes Store with iTunes for Windows, you may get the following alert message: "iTunes could not connect to the iTunes Store. An unknown error occurred (-9812). Make sure your network connection is active and try again."
  • iTunes for Windows: System restarts, blue screen, or quits unexpectedly when accessing iTunes Store
  • iTunes 9: “Error (-50)” message when accessing iTunes Store
  • iTunes: Missing folder or incorrect permissions may prevent authorization
  • iTunes for Windows XP: Troubleshooting unexpected quits, freezes, or launch issues
  • iTunes Store: Unknown alert message when connecting
  • iTunes Store: Error (-50) when downloading purchased content
  • iTunes: “Error 42408″ or “Error 42404″ after upgrading to iTunes 9.0.3
  • iPhone, iPad, iPod touch: Unknown error containing ’0xE’ when connecting
  • iPod nano (5th generation): Error message saying that iPod ‘could not be identified properly’
  • Stay 1.0