Lua error in Module:Documentation at line 144: message: type error in message cfg.container (string expected, got nil).

return {
  lang = "en", -- administrative languages: en, hi
  ["AP"] = {name="Andhra Pradesh"},
  ["AR"] = {name="Arunachal Pradesh",isoname="Arunāchal Pradesh"},
  ["AS"] = {name="Assam"},
  ["BR"] = {name="Bihar",isoname="Bihār"},
  ["CG"] = {name="Chhattisgarh",isoname="Chhattīsgarh"},
  ["GA"] = {name="Goa"},
  ["GJ"] = {name="Gujarat",isoname="Gujarāt"},
  ["HP"] = {name="Himachal Pradesh",isoname="Himāchal Pradesh"},
  ["HR"] = {name="Haryana",isoname="Haryāna"},
  ["JH"] = {name="Jharkhand",isoname="Jhārkhand"},
  ["JK"] = {name="Jammu and Kashmir",isoname="Jammu and Kashmīr"},
  ["KA"] = {name="Karnataka",isoname="Karnātaka"},
  ["KL"] = {name="Kerala"},
  ["LA"] = {name="Ladakh",isoname="Ladākh"},
  ["MH"] = {name="Maharashtra",isoname="Mahārāshtra"},
  ["ML"] = {name="Meghalaya",isoname="Meghālaya"},
  ["MN"] = {name="Manipur"},
  ["MP"] = {name="Madhya Pradesh"},
  ["MZ"] = {name="Mizoram"},
  ["NL"] = {name="Nagaland",isoname="Nāgāland"},
  ["OD"] = {name="Odisha"},
  ["PB"] = {name="Punjab"},
  ["RJ"] = {name="Rajasthan",isoname="Rājasthān"},
  ["SK"] = {name="Sikkim"},
  ["TN"] = {name="Tamil Nadu",isoname="Tamil Nādu"},
  ["TR"] = {name="Tripura"},
  ["TS"] = {name="Telangana",isoname="Telangāna"},
  ["UK"] = {name="Uttarakhand",isoname="Uttarākhand"},
  ["UP"] = {name="Uttar Pradesh"},
  ["WB"] = {name="West Bengal"},
  ["AN"] = {name="Andaman and Nicobar Islands"},
  ["CH"] = {name="Chandigarh",isoname="Chandīgarh"},
  ["DH"] = {name="Dadra and Nagar Haveli and Daman and Diu",isoname="Dādra and Nagar Haveli and Damān and Diu"},
  ["DL"] = {name="Delhi"},
  ["LD"] = {name="Lakshadweep"},
  ["PY"] = {name="Puducherry"}
}