2017-Oct-23 10:55:22.101769 INFO Removing outdated pool transactions...
2017-Oct-23 10:55:25.100343 ERROR Failed to query outdated pool transaction: NodeErrorCategory:7, Can't connect to daemon
2017-Oct-23 10:55:25.104197 INFO Retry in 5 seconds...
2017-Oct-23 10:55:30.107169 INFO Removing outdated pool transactions...
2017-Oct-23 10:55:33.106040 ERROR Failed to query outdated pool transaction: NodeErrorCategory:7, Can't connect to daemon
2017-Oct-23 10:55:33.111956 INFO Retry in 5 seconds...
2017-Oct-23 10:55:38.113487 INFO Removing outdated pool transactions...
2017-Oct-23 10:55:41.108289 ERROR Failed to query outdated pool transaction: NodeErrorCategory:7, Can't connect to daemon
2017-Oct-23 10:55:41.114305 INFO Retry in 5 seconds...
2017-Oct-23 10:55:46.116024 INFO Removing outdated pool transactions...
2017-Oct-23 10:55:49.115256 ERROR Failed to query outdated pool transaction: NodeErrorCategory:7, Can't connect to daemon
2017-Oct-23 10:55:49.120281 INFO Retry in 5 seconds...
2017-Oct-23 10:55:54.123460 INFO Removing outdated pool transactions...
2017-Oct-23 10:55:57.119365 ERROR Failed to query outdated pool transaction: NodeErrorCategory:7, Can't connect to daemon
Try use command line wallet. Gui wallet sometime error.