错误原因如下: Exception in thread "main" org.hibernate.exception.JDBCConnectionException: Cannot open connection at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:99) at org.hibernate.exception.JDBCExceptionHelper.convert(JDB
错误原因例如以下: Exception in thread "main" org.hibernate.exception.JDBCConnectionException: Cannot open connection at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:99) at org.hibernate.exception.JDBCExceptionHelper.convert(J
创建用户之后,使用ssh协议登陆提示失败. useradd -d /home/hdp -m hdp -g dba -s /bin/bash 通过命令 ssh -v hdp@127.0.0.1 登陆,查看debug日志,没有发现问题. 查看linux系统日志: vi /var/log/message 看到提示如下错误: Aug 6 18:46:25 rac4 sshd[12436]: User hdp from 10.16.11.61 not allowed because not listed