how to sync save config file node what problem ?
You edited wrong file (masternode.conf.)
please delete masternode.conf.
and edit tune.conf and add lines.
addnode=tunecrypto.com
addnode=172.86.121.109:20725
addnode=31.187.71.38:20725
addnode=185.69.55.127:20725
addnode=88.67.150.226:20725
addnode=88.87.92.196:20725
addnode=45.32.153.105:20725
addnode=185.33.146.170:20725
addnode=96.21.125.11:20725
addnode=185.221.152.82:20725
addnode=45.43.21.246:20725
addnode=94.176.236.153:20725
addnode=80.209.238.36:20725
addnode=212.24.111.15:20725
addnode=89.169.112.97:20725
addnode=52.166.110.242:20725
addnode=45.32.151.168:20725
addnode=31.187.70.107:20725
addnode=45.43.21.170:20725
addnode=45.77.143.212:20725
addnode=176.12.32.153:20725
addnode=80.209.235.120:20725
addnode=194.87.237.57:20725
addnode=80.211.129.67:20725
addnode=83.217.206.155:20725
addnode=172.86.121.109:20725