[b42] Spellhunt Remnants error

[78291]

Using the Spellhunt Remnants produces

Lua Error: /mod/class/Player.lua:1032: /data/general/objects/world-artifacts.lua:3964: attempt to index field 'power_source' (a nil value)
At [C]:-1
At [C]:-1 error
At /mod/class/Player.lua:1032 playerUseItem
At /mod/dialogs/UseItemDialog.lua:66 use
At /mod/dialogs/UseItemDialog.lua:40 fct
At /engine/ui/List.lua:154 onUse
At /engine/ui/List.lua:92
At /engine/KeyBind.lua:224 receiveKey
At /engine/ui/Dialog.lua:526 keyEvent
At /engine/ui/Dialog.lua:306

Also the ward talent given by the gloves can't be used for antimagic characters since it is a magic ability.

[darkgod]

fixed