Lua error in mw.title.lua at line 346: bad argument #2 to 'title.new' (unrecognized namespace name 'Portal').

Backtrace:

(tail call): ?
[C]: in function "error"
MWServer.lua:81: ?
(tail call): ?
mw.title.lua:346: in function "new"
Module:Portal:164: in function "checkPortals"
Module:Portal-inline:64: ?
(tail call): ?
mw.lua:527: ?
(tail call): ?
[C]: in function "xpcall"
MWServer.lua:99: in function "handleCall"
MWServer.lua:313: in function "dispatch"
MWServer.lua:70: ?
(tail call): ?
mw.lua:196: in function "old_pairs"
...ribunto/includes/Engines/LuaCommon/lualib/mwInit.lua:17: in function "pairs"
Module:Arguments:207: in function "mergeArgs"
Module:Arguments:320: in function "old_pairs"
...ribunto/includes/Engines/LuaCommon/lualib/mwInit.lua:17: in function "pairs"
Module:Sidebar:413: in function "chunk"
mw.lua:527: ?
(tail call): ?
[C]: in function "xpcall"
MWServer.lua:99: in function "handleCall"
MWServer.lua:313: in function "dispatch"
MWServer.lua:52: in function "execute"
mw_main.lua:7: in main chunk
[C]: ?