# not done..
self.up_to_date = False
next_block_hash = self.bitcoind('getblockhash', [self.height+1])
- next_block = self.bitcoind('getblock', [block_hash, 1])
+ next_block = self.bitcoind('getblock', [next_block_hash, 1])
if next_block.get('previousblockhash') == self.last_hash: