I redownloaded the blockchain from scratch several times to fix it, good luck.
Now I can't solo mine, keeps saying: failed to connect to llp serever.
If you get this message, it's probably because your wallet isn't unlocked for minting.
You need to upload nexus.conf file to your AppData/Roaming/Nexus folder.
llpallowip=127.0.0.1:9325
unified=1
mining=1