Did you do a full device switch? If so you will need to do a partial wipe - options- security options. You dont need to remove the 3rd party apps and then do an advanced restore to get your messages and such back. Make sure to back up first.
Do not transfer
• Handheld Key Store
• Trusted Key Store
Take a peek here: http://blackberryforums.rabroad.com/46554-important_read_before_you_transfer_your.html