IndexError

Level 1 of the Dungeon
(3, 2, D:1)
  5 stones
(6, -6, D:1)
  a +0 dagger
(12, -5, D:1)
  a +0 club
(14, -8, D:1)
  a +0 robe
(17, 2, D:1)
  a +0 short sword
(19, 30, D:1)
  a +0 dagger
(21, 16, D:1)
  7 stones
(24, 19, D:1)
  a +0 robe
(26, 5, D:1)
  a +0 leather armour
(38, -7, D:1)
  a +0 club

Level 2 of the Dungeon
[Shop] Ycout Pim's Antique Weapon Emporium
  a +0 short sword (60 gold)
  a +0 spear (60 gold)
  a +0 orcbow of flaming (166 gold)
  a +0 short sword (60 gold)
  a +1 trident of venom (224 gold)
  a +0 mace (60 gold)
  a +0 hand axe (60 gold)
  a +1 scimitar of pain (340 gold)
  a +0 flail (70 gold)
  a +0 whip (50 gold)
  a +0 flail (70 gold)
(0, 0, D:2)
  a +0 short sword
(8, 13, D:2)
  a +0 short sword
(8, 19, D:2)
  a +0 dagger
(12, 20, D:2)
  a +0 spear
(21, 8, D:2)
  6 stones
(23, 23, D:2)
  a +0 hand axe
(31, -20, D:2)
  a +0 dagger
  3 stones
(33, 9, D:2)
  a +0 dagger
  a +0 sling
(34, 25, D:2)
  a +0 whip
  a stone
(36, 18, D:2)
  a +0 whip

Level 3 of the Dungeon
(0, 0, D:3)
  2 stones
(3, 3, D:3)
  a +0 sling
(18, -13, D:3)
  a +0 leather armour
(21, -15, D:3)
  a +0 trident
  a +0 ring mail
(25, -10, D:3)
  a +0 leather armour
(38, 12, D:3)
  a +0 trident
  3 stones
(43, 20, D:3)
  a +0 quarterstaff
(49, -16, D:3)
  a +0 club
(50, -6, D:3)
  a +0 whip
  a +0 ring mail
  a +0 club
(51, -9, D:3)
  a +0 sling
(51, -8, D:3)
  a +0 short sword
  a stone
(54, -14, D:3)
  8 stones
(55, 0, D:3)
  a +0 leather armour
  a +0 flail
(56, -2, D:3)
  a +0 scale mail
  a +0 dagger
(57, -1, D:3)
  a +0 falchion
  a +0 ring mail
  a +0 war axe
(65, -5, D:3)
  8 stones

Level 4 of the Dungeon
(0, 0, D:4)
  a ball python corpse (skeletalised by now)
(33, -28, D:4)
  a +0 club
(34, -21, D:4)
  a +0 war axe

Level 7 of the Dungeon
(0, 0, D:7)
  6 stones
(2, -11, D:7)
  a +0 leather armour
(11, 6, D:7)
  a stone
(12, -17, D:7)
  a +0 dagger