Error when sending money to himself

When sending money to himself with only one source, it fails to read the receiver and throws the following exception :

Traceback (most recent call last): File "/home/inso/code/ucoin/cutecoin/src/cutecoin/core/watching/blockchain.py", line 47, in watch DEBUG:community:Requesting block 13108 w.refresh_cache(self.community, received_list) File "/home/inso/code/ucoin/cutecoin/src/cutecoin/core/wallet.py", line 281, in refresh_cache INFO:connectionpool:Starting new HTTP connection (1): metab.ucoin.io self.caches[community.currency].refresh(community, received_list) File "/home/inso/code/ucoin/cutecoin/src/cutecoin/core/wallet.py", line 178, in refresh self._parse_block(community, block_number, received_list) File "/home/inso/code/ucoin/cutecoin/src/cutecoin/core/wallet.py", line 144, in _parse_block txid) File "/home/inso/code/ucoin/cutecoin/src/cutecoin/core/wallet.py", line 83, in _parse_transaction receiver_uid = Person.lookup(receivers[0], community).uid IndexError: list index out of range