Maybe, you have to remove all data in: "C:\Users\"user"\AppData\Roaming\ESP" except the Espers.conf and wallet.dat file and resync from the beginning with the Espers.conf showed above and here:

listen=1
server=1
maxconnections=500
rpcuser=yourusername
rpcpassword=yourpassword
port=22448
rpcport=22442
rpcconnect=127.0.0.1
addnode=173.212.230.232:22448
addnode=[2a01:e34:ed76:9520:c1f1:dcfa:1331:fa28]:22448
addnode=137.74.199.1:22448
addnode=[2001:0:9d38:90d7:30ff:226:ab96:fb52]:22448
addnode=[2002:2a33:21c4::2a33:21c4]:22448
addnode=185.223.30.2:22448
addnode=85.138.98.116:22448