IndexError

Level 1 of the Dungeon
[Shop] Kieryth's Armour Boutique
  a +0 ring mail (52 gold)
  a +0 chain mail (58 gold)
  a +1 scale mail of cold resistance (208 gold)
  a +0 cloak (58 gold)
  a +0 robe (9 gold)
  a +0 scale mail (52 gold)
  a +0 ring mail (52 gold)
  a +3 plate armour of fire resistance (585 gold)
(0, 0, D:1)
  a +0 dagger
  a kobold corpse (skeletalised by now)
(0, 6, D:1)
  a +0 spear
(5, 4, D:1)
  a frilled lizard skeleton
(9, -20, D:1)
  a hobgoblin corpse (skeletalised by now)
(9, 1, D:1)
  a ball python skeleton
(14, 12, D:1)
  a +0 ring mail
(25, 9, D:1)
  a +0 dagger
  a +0 hand axe
(26, 3, D:1)
  a +0 club
  a goblin corpse (skeletalised by now)
(31, -10, D:1)
  a +0 ring mail
(32, -20, D:1)
  a jackal skeleton
(33, -19, D:1)
  a jackal skeleton
(33, 7, D:1)
  a +0 hand axe
(35, 7, D:1)
  3 stones
(44, -3, D:1)
  a ball python skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a rat skeleton
(5, 12, D:2)
  a bat corpse (skeletalised by now)
(7, 26, D:2)
  a +0 mace
(15, 9, D:2)
  a ball python skeleton
(15, 29, D:2)
  a +0 scale mail
  a +0 trident
(17, 11, D:2)
  a +0 dagger of speed
  a kobold skeleton
(18, 27, D:2)
  a +0 short sword
(18, 34, D:2)
  a +0 short sword
  a kobold skeleton
(19, 12, D:2)
  a quokka skeleton
(19, 14, D:2)
  2 stones
  a +0 short sword
(21, 8, D:2)
  a +0 scale mail
(23, -4, D:2)
  a rat skeleton
(23, 13, D:2)
  6 boomerangs
(25, 0, D:2)
  a +0 club
  a goblin skeleton
(27, 18, D:2)
  a +0 trident
(36, 28, D:2)
  3 stones
(41, 16, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(44, 16, D:2)
  a +0 dagger

Level 3 of the Dungeon
(0, 0, D:3)
  a jackal corpse (skeletalised by now)
(5, 8, D:3)
  a +0 leather armour
(7, -3, D:3)
  a +0 club
(7, 9, D:3)
  a +0 whip
(8, 2, D:3)
  a +0 club
  a kobold skeleton
(19, 2, D:3)
  a +2 heavy hand axe
(20, -25, D:3)
  a +0 quarterstaff
(24, -5, D:3)
  a rat skeleton
(31, -5, D:3)
  a +0 ring mail
(32, -5, D:3)
  a +0 scale mail
(39, 8, D:3)
  a +0 quarterstaff
(40, 9, D:3)
  a +0 short sword
  5 stones
  a kobold corpse (skeletalised by now)
(42, -23, D:3)
  a ball python corpse (skeletalised by now)
(42, -15, D:3)
  a ball python skeleton
(46, -17, D:3)
  a bat skeleton
(48, 1, D:3)
  a +0 helmet
(55, -31, D:3)
  a +0 short sword
  5 stones

Level 4 of the Dungeon
(0, 0, D:4)
  a scroll of identify
(27, 11, D:4)
  a +0 short sword
  a kobold corpse
(30, 24, D:4)
  a +2 heavy hand axe
  a +0 flail
  an orc corpse (skeletalised by now)
(31, 25, D:4)
  a +0 club
  a +0 mace
  an orc corpse (skeletalised by now)
  a ball python corpse (skeletalised by now)
(33, 25, D:4)
  a +0 club
(35, 25, D:4)
  a +0 short sword