My debugging information, just for reference:
> Error: Module:Navbar:25: bad argument #1 to 'sub' (string expected, got nil)
> if mw.ustring.sub(pageName, 1, 1) == ':' then
pageName is nil
> function _navbar( args )
> if not args[1] then
> return error('No name provided')
> end
args[1] is not nil
> local good, title, talk_title; good, title, talk_title = pcall( getTitle,
> args[1] );
Likely pcall-related issue (ignored args[1])
> On Dec 28, 2013, at 12:36 AM, "John W. Foster" <[email protected]> wrote:
>
> I am still getting this error message on my Mediawiki site:
> http://www.physicswiki.net
>
> Error: Module:Navbar:25: bad argument #1 to 'sub' (string expected, got
> nil)
>
> It pops up on the top of some boxes at the bottom of articles on some
> pages. Seems to be related to LUA & Scribunto modules. I did not have
> this until I installed those extensions. I see that they are required in
> order for the templates that I download from Wikipedia and use on my
> site.
> Any ideas as to how to rid my site of this is appreciated.
> Thanks
> John
>
>
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