fix #3858
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24054ac399
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aaf89d2325
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@ -36,11 +36,14 @@ class SPV(ThreadJob):
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self.merkle_roots = {}
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def run(self):
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if not self.network.interface:
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interface = self.network.interface
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if not interface:
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return
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blockchain = interface.blockchain
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if not blockchain:
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return
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lh = self.network.get_local_height()
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unverified = self.wallet.get_unverified_txs()
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blockchain = self.network.blockchain()
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for tx_hash, tx_height in unverified.items():
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# do not request merkle branch before headers are available
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if (tx_height > 0) and (tx_height <= lh):
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@ -48,7 +51,7 @@ class SPV(ThreadJob):
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if header is None:
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index = tx_height // 2016
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if index < len(blockchain.checkpoints):
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self.network.request_chunk(self.network.interface, index)
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self.network.request_chunk(interface, index)
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else:
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if tx_hash not in self.merkle_roots:
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request = ('blockchain.transaction.get_merkle',
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