2、mysql的数据存放目录,一般在C:/Documents and Settings/All Users/Application Data目录下
3、删除注册表数据,通过regedit,删除以下几个文件:
3.1 HKEY_LOCAL_MACHINE/SYSTEM/ControlSet001/Services/Eventlog/Applications/MySQL 3.2HKEY_LOCAL_MACHINE/SYSTEM/ControlSet002/Services/Eventlog/Applications/MySQL 3.3HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Services/Eventlog/Applications/MySQL
到此,你继续安装时就不再报错了!!