1. ERROR in C:\Users\Администратор\..... (at line 44)
mysql.setEx(L2DatabaseFactory.getInstance("nextgen _login"), "UPDATE `nextgen_login.accounts` SET `l2money` = `l2money` + 1 WHERE `login` = '" + activeChar.getAccountName() + "'");

The method getInstance() in the type L2DatabaseFactory is not applicable for the arguments (String)

ругается на getInstance