Uploading is dwg files is fine.
$wgFileExtensions = array( 'dwg', 'jpg', 'png', 'gif', 'jpeg', 'pdf', 'txt' );
But moving is impossible.
File:Test 1.dwg >> File:Test 2.dwg = "The new file extension does not match its
Tried adding variations of following to mime.info & mime.types with no luck:
image/vnd.dwg image/x-dwg application/acad [DRAWING]
Image table for all .dwg files has the following field values:
img_media_type = UNKNOWN
img_major_mime = unknown
img_minor_mime = unknown
Not sure this is even considered a bug.