Ok so i had version 2.0, transfered 20k coins to bittrex ( tx id a2ee49a16bcf35cf4b566cc8ae117315cbd8962a5463a6778fc0d258de97ab05-000 ), after notice they didnt arrived sent an email to their support and saw there was issues with the chain so i downloaded the new version and deleted everything but my wallet.dat. After restarting shows 0 coins there too... Can someone help? Thanks