ORA-00604: error occurred at recursive SQL level 1 出现的错误： java.sql.SQLException: ORA-00604: error occurred at recursive SQL level 1  ORA-12705: Cannot access NLS data files or invalid environment specified 解决方法： 只需在eclipse目录下找到eclipse.ini文件，把

Duser.language=en 改成 Duser.language=zh就行了