标题: ORA-31644: unable to position to block [打印本页] 作者: admin 时间: 2016-9-6 20:44 标题: ORA-31644: unable to position to block ORA-31644: unable to position to block number string in dump file "string" Cause: Export or Import wasunable to position its file pointer to a specific block
within the dump file. This message is usually followed by device messages from
the operating system. Action: Take appropriateaction based on the device messages.