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For anybody new starting out wanting to create a new wallet that can be used with multiple wallet software apps, a much better approach is to create a BIP-44 wallet using Mycelium (android) and restore it into Multibit-HD. That way it will be much more common format and can also be restored into other wallets like Electrum, etc
Maybe you should try again with the final version of bitcoin-qt... bitcoin-0.8.6-win32-setup.exe. It is available at compzets.com and has the right sha256
