Remove the line that has gs.apple.com completely and save host file on your host system.
Please use the following the instructions depending on your system
On Mac: * Open Finder * Hold down COMMAND + SHIFT keys and press 'G' * Enter "/private/etc/" in the field and press "Go" * Find "hosts" file in the directory * Drag the file to your desktop * Open it in text editor * Remove the line that has gs.apple.com entirely or put a # at the beginning of it to comment it out * Save the file * Drag it back to the /private/etc/ folder. * You'd need to enter your username and password to authenticate the move On Windows:
Locate the hosts file in one of the following directories:
Windows 95/98/Me c:\windows\hosts Windows NT/2000/XP Pro c:\winnt\system32\drivers\etc\hosts Windows XP, Vista, 7 c:\windows\system32\drivers\etc\hosts
Right click and click on "Open With..." and then click on "Notepad" on the list.
* Remove the line that has gs.apple.com completely and save the file.
restart your itunes.
This should work fine but you will lose all music, photos, videos and books :S