IndexError

Level 1 of the Dungeon
(1, 1, D:1)
  a +0 robe
(7, -21, D:1)
  a +0 leather armour
(16, -4, D:1)
  a +0 dagger
(18, -21, D:1)
  6 stones
(21, 16, D:1)
  a +0 club
(40, -15, D:1)
  a +0 ring mail
(47, -3, D:1)
  a +0 dagger
(49, -14, D:1)
  a +0 dagger
(49, -4, D:1)
  a +0 dagger

Level 2 of the Dungeon
[Shop] Xurr's Antique Armour Shoppe
  a +2 robe of fire resistance (300 gold)
  a +0 robe (11 gold)
  a +4 ring mail of poison resistance (476 gold)
  a +0 ring mail (68 gold)
  a +0 chain mail (76 gold)
  an orb of energy (272 gold)
  a +0 plate armour (391 gold)
  a +1 pair of boots of flying (280 gold)
(0, 0, D:2)
  a +0 chain mail
(3, -35, D:2)
  a +0 dagger
  2 stones
(9, -8, D:2)
  a +0 hand axe
(20, 3, D:2)
  2 stones
(24, -39, D:2)
  3 stones
  a +0 club
(34, -34, D:2)
  a +0 sling
  a +0 club

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 ring mail
(1, -9, D:3)
  a +2 falchion of holy wrath
(11, 23, D:3)
  a +0 club
(11, 29, D:3)
  a +0 animal skin
  9 stones
  a goblin corpse (skeletalised by now)
(11, 31, D:3)
  5 stones
  a +0 animal skin
  a kobold corpse (skeletalised by now)
(12, 24, D:3)
  a +0 dagger
(12, 31, D:3)
  5 stones
  a +0 animal skin
(13, 13, D:3)
  a +0 buckler
(13, 29, D:3)
  5 stones
  a +0 animal skin
  a goblin corpse (skeletalised by now)
(14, 29, D:3)
  5 stones
  a +0 animal skin
  a hobgoblin corpse (skeletalised by now)
(16, 29, D:3)
  a +0 animal skin
  5 stones
(18, 16, D:3)
  a +0 dagger
(19, 14, D:3)
  a +0 chain mail
(19, 19, D:3)
  2 stones
(24, 2, D:3)
  a +0 spear
(27, 0, D:3)
  a +0 leather armour
(28, 24, D:3)
  a +0 hand axe
  a +0 leather armour
(30, 24, D:3)
  a +0 hand axe
  a ball python corpse
(34, 12, D:3)
  a hobgoblin skeleton

Level 4 of the Dungeon
(0, 0, D:4)
  2 large rocks
(1, -9, D:4)
  a hobgoblin corpse
(4, -4, D:4)
  a +0 dagger