ORA-01285: error reading file string
Cause: The file or directory may not exist or is inaccessible.
Action: Specify valid file or directory. Make sure that file and directory are accessible.
ORA-01285错误表示Oracle无法读取指定的文件。
ORA-01285: error reading file
Cause: Oracle failed to read the specified file.
Action: Make sure the file being read is accessible and in a valid form. Check also that the device it is on is online.
ORA-01285可能是由于在PGA内存池中读取时出现问题导致的。
1.检查是否指定路径下该文件存在。
2.如果文件存在，请检查文件的权限是否正确。
3.如果上面的步骤无法解决问题，请确认磁盘是否有效地连接到数据库服务器。