window+r 输入regedit打开注册表 依次打开HKEY_LOCAL_MACHINE
SOFTWARE
ORACLE
KEY_ORADB11g_HOME1
NLS_LANG
修改表中值为SIMPLIFIED CHINESE_CHINA.AL32UTF8
新建环境变量系统变量：NLS_LANG， 值：SIMPLIFIED CHINESE_CHINA.AL32UTF8
