https://github.com/EighthCoin/eighthcoin/releases/tag/2.0.0.0




sorry about the error. If your wallet not sync, please backup your wallet first

0 %appdata% to find EighthCoin folder
1 Save old 'wallet.dat'
2 Delete fold the old EighthCoin folder
3 Run new wallet a second and close
4 Paste old 'wallet.dat' at new EighthCoin folder
5 Run new wallet again

You can join the discord channel and get help
https://discord.gg/aeBwn7f