IndexError

Level 1 of the Dungeon
[Shop] Nuitteck's Armour Emporium
  a +0 ring mail (48 gold)
  a +0 ring mail of willpower (132 gold)
  a +0 robe (10 gold)
  a +0 ring mail (48 gold)
  a scarf of harm (108 gold)
  a +0 cloak (54 gold)
(5, 1, D:1)
  a ball python skeleton
(5, 2, D:1)
  a hobgoblin skeleton
(8, 0, D:1)
  a +0 whip
  a kobold skeleton
(10, 12, D:1)
  a +0 club
(14, 4, D:1)
  a quokka skeleton
(18, 13, D:1)
  a +0 club
(21, -3, D:1)
  a rat skeleton
(22, 8, D:1)
  a ball python skeleton
(24, -10, D:1)
  a +0 club
(25, -17, D:1)
  a bat skeleton
(29, -28, D:1)
  a frilled lizard corpse (skeletalised by now)
(39, -20, D:1)
  a ball python skeleton
(40, -7, D:1)
  3 stones
(41, -28, D:1)
  2 stones
  a +0 short sword
  a kobold skeleton
(45, 11, D:1)
  a ball python skeleton
(47, 5, D:1)
  a rat skeleton
(47, 17, D:1)
  a hobgoblin corpse (skeletalised by now)
(53, 25, D:1)
  a +0 dagger
  a goblin corpse (skeletalised by now)

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 quarterstaff
(2, 3, D:2)
  a +0 whip
  a +0 robe
  a hobgoblin corpse (skeletalised by now)
(4, 7, D:2)
  4 stones
(22, 35, D:2)
  a +0 dagger
  a kobold skeleton
(23, -12, D:2)
  a frilled lizard corpse (skeletalised by now)
(24, 1, D:2)
  a +0 dagger
(29, 32, D:2)
  4 atropa-tipped darts
(32, -9, D:2)
  a ball python corpse (skeletalised by now)
(35, 14, D:2)
  a bat corpse
(37, 15, D:2)
  a +0 club
  a goblin corpse
(49, 6, D:2)
  a giant cockroach corpse