出错信息如下:
ERROR while trying to login to database:
ora-00604:error occurred at recursive sql level 1
ora-12705:cannot access NLS data files or invalid environment specified
ERROR while trying to login to database:
ora-00604:error occurred at recursive sql level 1
ora-12705:cannot access NLS data files or invalid environment specified
错误提示很明确:要么你缺少myeclipse和oracle相匹配的nls data file ,要么是你的环境变量设置不正确。