标题: ORA-01612: instance string (thread string) is already enabled [打印本页] 作者: admin 时间: 2016-7-18 13:53 标题: ORA-01612: instance string (thread string) is already enabled ORA-01612: instance string (thread string) is already enabled Cause: An attempt was made to enable a thread that is already enabled. Action: Either use this thread or enable another thread.