REPRODUCER, INTEGRATED CIRCUIT, REPRODUCTION METHOD, APPLICATION PROGRAM, RECORDING MEDIUM, RECORDER, AND RECORDING METHOD

摘要

Provided is a reproducer which can determine the configuration state of a virtual package correctly. Access to a state signaling file which is recorded in a local storage is tried (step S13) using a fixed address on a virtual file system assigned in the merge management information, and the configuration state of a virtual package is determined according to the fact whether the trial is successful or not.