Investigating Category:Pages with script errors. Following shows articles in that category.

Benis is in the category. The following wikitext is enough of its infobox to generate the error. That is shown because this page is in the category. 

((Infobox settlement
|official_name     = Benis
|settlement_type   = village
|coordinates       = ((coord|38|12|41|N|45|43|44|E|region:IR|display=inline,title))
|subdivision_type  = [[List of countries|Country]]
|subdivision_name  = ((flag|Iran))
|subdivision_type1 = [[Provinces of Iran|Province]]
|subdivision_name1 = [[East Azerbaijan]]
))
Benis
village
Coordinates: 38°12′41″N 45°43′44″E / 38.21139°N 45.72889°E / 38.21139; 45.72889
Country Iran
ProvinceEast Azerbaijan

The error is not visbible in the page. The following is extracted from the HTML source. 

ScribuntoErrors
Lua error: frame:expandTemplate: invalid frame object. Did you call expandTemplate with a dot instead of a colon, i.e. frame.expandTemplate() instead of frame:expandTemplate()?.
Backtrace:
[C]: in function "error"
mw.lua:158: in function "checkSelf"
mw.lua:300: ?
(tail call): ?
mw.lua:511: ?
[C]: in function "getExpandedArgument"
mw.lua:169: in function "getExpandedArgument"
mw.lua:207: in function "(for generator)"
Module:Coordinates:710: in function "chunk"
mw.lua:511: ?
[C]: in function "getExpandedArgument"
mw.lua:169: ?
Module:Infobox:325: in function "preprocessArgs"
Module:Infobox:378: in function "chunk"
mw.lua:511: ?
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