No word yet on the changes in the beta, but as always we will keep you updated if we discover anything.
You can let us know in the comments if you find anything.
Update: Beta 7 Is now available to download from the dev center


How to Fix it while doing clean restore(updating)?
1: Use latest iTune's,Download from Here.
2nd Method:
- In TinyUmbrella there is an option in the "Advanced" tab to "Set Hosts to Cydia on Exit" uncheck this box cause This will allow iTunes to talk to Cydia's cache server rather than Apples cache server.
- Try to restore.
3rd Method:
- Quit iTunes
- Locate your hosts file, in Mac OS X this is /etc/hosts and in Windows this is c:\windows\system32\drivers\etc\hosts
- Open the hosts file with Administrator privileges
- Remove the following lines to the very bottom of the hosts file:
- 74.208.105.171 gs.apple.com
- Connect your iPhone to the computer
- Launch iTunes
- Do Restore
How to Fix it while Downgrading Firmware(using Blobs)?
1: Use latest iTune's,Download from Here.
2nd Method:
- In TinyUmbrella there is an option in the "Advanced" tab to "Set Hosts to Cydia on Exit" check this box,This will allow iTunes to talk to Cydia's cache server rather than Apples cache server.
- Put the iPhone/iPad/iPod into DFU mode by turning the phone off and then holding down the sleep and power button for 10 seconds, then release the power button but hold onto the home button until iTunes tells you that the device is now in recover/DFU mode
- Try to restore.
3rd Method:
- Quit iTunes
- Locate your hosts file, in Mac OS X this is /etc/hosts and in Windows this is c:\windows\system32\drivers\etc\hosts
- Open the hosts file with Administrator privileges
- Add the following lines to the very bottom of the hosts file:
- 74.208.105.171 gs.apple.com
- Connect your iPhone to the computer
- Launch iTunes
- Put the iPhone/iPad/iPod into DFU mode by turning the phone off and then holding down the sleep and power button for 10 seconds, then release the power button but hold onto the home button until iTunes tells you that the device is now in recover/DFU mode
- Use the iTunes Restore feature as usual with the iOS device
Once your iOS Restore is finished, remove the “74.208.105.171 gs.apple.com” line from your hosts file again so that iTunes can properly update as usual. If you need them, you can get iPhone firmware, iPad firmware, and iPod touch firmware directly from Apple.
If you have broadband access (cable, DSL, or other high-speed access), try turning your modem off for a minute and then turning it back on. If you also have a router connected to the modem, turn it off for a minute and then back on again. Once you've established a web connection, try accessing the iTunes Store again from iTunes.Fix iTunes error 9812 on Windows:
To create a test new user:
If resolved in the new user, the issue may be with VeriSign certificates in your login keychain under the main user.
- From the Apple menu, choose System Preferences.
- From the View menu, choose Accounts.
- Click "+".
- Give the new user a name and short name.
- Select the checkbox for "Allow user to administer this computer". This makes the user account an administrator.
- Click OK, or quit System Preferences.
- Quit all open programs.
- In the Finder, from the Go menu, choose Utilities.
- Open Keychain Access.
- Highlight the login keychain. If unable to find the login keychain, click the button in the lower left corner to show keychains.
- Under Category, choose Certificates.
- Look for an entry with a name beginning with VeriSign.
- Highlight all entries which match that description.
- From the File menu, choose Export Items....
- After exporting the entries, from the Edit menu, choose Delete.
- Choose 'Delete' if asked.
- Restart.
If you have broadband access (cable, DSL, or other high-speed access), try turning your modem off for a minute and then turning it back on. If you also have a router connected to the modem, turn it off for a minute and then back on again. Once you've established a web connection, try accessing the iTunes Store again from iTunes.
Check for updates to Windows, or search Microsoft's support pages for KB931125. An update may be available, such as Update for Root Certificates [May 2010] (KB931125). Install the latest available update for root certificates from Microsoft.