wmllint: internal error on C:\Users\Charles\Documents\My Games\Wesnoth1.12\data\add-ons\NX-RPG\lua\lp8\wesnoth-lp8\8680s_Lua_Pack\docs\modify_unit_attacks.cfg

Traceback (most recent call last):

  File "C:\Program Files (x86)\Battle for Wesnoth 1.12.0\data\tools\wmllint", line 2953, in <module>

    changed = translator(fn, [maptransform], texttransform)

  File "C:\Program Files (x86)\Battle for Wesnoth 1.12.0\data\tools\wmllint", line 2413, in translator

    newdata = hack_syntax(filename, newdata)

  File "C:\Program Files (x86)\Battle for Wesnoth 1.12.0\data\tools\wmllint", line 1892, in hack_syntax

    while '[/attack]' not in lines[j]:

IndexError: list index out of range