魔兽单机问题

我现在打开芒果那个WOW启动器就出项了以下的英文，请问这是什么意识 COULD NOT CONNECT TO MYSQL DATABASE AT 127.0.0.1:ACCESS DENIED FOR USER 'MANGOS'@'OCALHOST'<USING PASSWORD:YES> CANNOT CONNECT TO WORLD DATABASE 127.0.0.1;3306;MANGOS;MANGOS;MANGOS