Patent ID: 8036073

Claim:
A storage medium managing device managing a computer-readable storage medium having a plurality of management areas for containing management information with which data recorded in the storage medium is managed and which is recorded in the management areas in a predetermined sequence, said device comprising a retrieving section for (i) reading out management information first in the predetermined sequence of the management information and determining whether or not that management information is read out normally, and in a case where the management information is determined as not read out normally, the retrieving section carrying out a process of reading out management information next in the predetermined sequence and determining whether or not that management information is read out normally, until the management information is determined as read out normally, and (ii) retrieving the management information determined as read out normally as primary management information, further comprising a correcting section for correcting at least a set of management information other than the primary management information based on the primary management information.