IndexError

Level 1 of the Dungeon
(0, 0, D:1)
  a +0 whip
  a gnoll skeleton
(1, -1, D:1)
  a +0 flail
  a gnoll skeleton
(23, 49, D:1)
  a +0 club
(35, 56, D:1)
  a +0 robe
(62, 2, D:1)
  a +0 hand axe

Level 2 of the Dungeon
(0, 0, D:2)
  a ring of flight {+Fly, !d}
(1, -4, D:2)
  a +0 pair of gloves
(7, 13, D:2)
  a +0 halberd
  a potion of attraction
  a scroll of blinking
  10 gold pieces
(10, 17, D:2)
  a +0 dagger
  a goblin corpse
(11, -3, D:2)
  a +0 pair of gloves
(12, -4, D:2)
  3 poisoned darts
(21, 2, D:2)
  a +0 club