If you are having connection problems in your wallet, add this nodes manually:

addnode=45.32.221.43:17555
addnode=23.94.36.203:17555
addnode=108.61.190.228:17555
addnode=104.156.237.35:17555
addnode=191.102.252.67:17555
addnode=45.77.217.125:17555
addnode=52.203.26.158:17555
addnode=107.178.111.10:17555