Traceback (most recent call last):
  File "/usr/bin/rdiff-backup", line 30, in <module>
    rdiff_backup.Main.error_check_Main(sys.argv[1:])
  File "/var/lib/python-support/python2.5/rdiff_backup/Main.py", line 304, in error_check_Main
    try: Main(arglist)
  File "/var/lib/python-support/python2.5/rdiff_backup/Main.py", line 324, in Main
    take_action(rps)
  File "/var/lib/python-support/python2.5/rdiff_backup/Main.py", line 290, in take_action
    elif action == "restore-as-of": Restore(rps[0], rps[1], 1)
  File "/var/lib/python-support/python2.5/rdiff_backup/Main.py", line 565, in Restore
    inc_rpath, dest_rp, time)
  File "/var/lib/python-support/python2.5/rdiff_backup/restore.py", line 36, in Restore
    diff_iter = MirrorS.get_diffs(target_iter)
  File "/var/lib/python-support/python2.5/rdiff_backup/restore.py", line 234, in get_diffs
    cls.get_mirror_rorp_iter())
  File "/var/lib/python-support/python2.5/rdiff_backup/restore.py", line 183, in get_mirror_rorp_iter
    cls.mirror_base.index)
  File "/var/lib/python-support/python2.5/rdiff_backup/metadata.py", line 515, in GetAtTime
    cur_iter = self.get_meta_at_time(time, restrict_index)
  File "/var/lib/python-support/python2.5/rdiff_backup/metadata.py", line 655, in get_meta_at_time
    for rp in self.relevant_meta_incs(time)]
  File "/var/lib/python-support/python2.5/rdiff_backup/metadata.py", line 379, in __init__
    self.fileobj = self.rp.open("rb", compress)
  File "/var/lib/python-support/python2.5/rdiff_backup/rpath.py", line 1173, in open
    if compress: return GzipFile(self.path, mode)
  File "/usr/lib/python2.5/gzip.py", line 95, in __init__
    fileobj = self.myfileobj = __builtin__.open(filename, mode or 'rb')
IOError: [Errno 13] Permission denied: '/media/terabyte/rdiff-backup/rdiff-backup-data/mirror_metadata.2009-02-15T03:00:24+11:00.snapshot.gz'