是因为缺少访问权限，在MySQL -》User表里
执行
INSERT INTO `user` VALUES (‘%‘, ‘root‘, ‘*81F5E21E35407D884A6CD4A731AEBFB6AF209E1B‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘Y‘, ‘‘, ‘‘, ‘‘, ‘‘, ‘0‘, ‘0‘, ‘0‘, ‘0‘, ‘‘, null);
1130 - Host '' is not allowerd to connect to this MySQL server,
原文：http://www.cnblogs.com/liufei88866/p/4529136.html