> Erase all default MIME types (such as php <-> text/html) in 'Set
Options'/'Mime Types'
> 

Bon! That did the trick!!


[...]/wiki/index.php?binary=internal%3A%[...].png

I see the story now. The part of the URL before the query string is
"filename.php". And in my mime type settings, I'd had .php defined as
html/text.

Taking your advice for the change for this proect, my favorite bot now returns
to an elegant sailing of the seas. 

Thank you!