I had a problem with the synchronisation of monerod because when starting, it gives me this error:
--log-level 2
`2017-05-26 01:45:42.857 7f49065b6740 INFO net.p2p src/p2p/net_node.inl:545 Binding on 0.0.0.0:18080
2017-05-26 01:45:42.859 7f49065b6740 ERROR net contrib/epee/include/net/abstract_tcp_server2.inl:740 Exception at [boosted_tcp_server::init_server], what=bind: Address already in use
2017-05-26 01:45:42.859 7f49065b6740 ERROR net.p2p src/p2p/net_node.inl:547 Failed to bind server
2017-05-26 01:45:42.860 7f49065b6740 INFO global src/daemon/core.h:89 Deinitializing core...
2017-05-26 01:45:42.860 7f49065b6740 DEBUG miner src/cryptonote_basic/miner.cpp:325 Not mining - nothing to stop
2017-05-26 01:45:42.861 7f49065b6740 INFO txpool src/cryptonote_core/tx_pool.cpp:763 Received signal to deactivate memory pool store
2017-05-26 01:45:42.861 7f49065b6740 INFO txpool src/cryptonote_core/tx_pool.cpp:767 Memory pool store already empty
2017-05-26 01:45:42.862 7f49065b6740 ERROR daemon src/daemon/core.h:94 Failed to deinitialize core...
2017-05-26 01:45:42.862 7f49065b6740 DEBUG miner src/cryptonote_basic/miner.cpp:325 Not mining - nothing to stop
2017-05-26 01:45:42.862 7f49065b6740 INFO global src/daemon/protocol.h:77 Stopping cryptonote protocol...
2017-05-26 01:45:42.862 7f49065b6740 INFO global src/daemon/protocol.h:81 Cryptonote protocol stopped successfully
2017-05-26 01:45:42.862 7f49065b6740 INFO msgwriter src/common/scoped_message_writer.h:94 Daemon stopped successfully Daemon stopped successfully
2017-05-26 01:45:42.862 7f49065b6740 ERROR daemon src/daemon/main.cpp:288 Exception in main! Failed to initialize p2p server.
` Thank you