From my error log file: [Thu Oct 08 09:26:53.379989 2015] [:error] [pid 34302] [client XXX] PHP Fatal error: Class 'XMLReader' not found in XXX/includes/libs/XmlTypeCheck.php on line 133, referer: https://XXX/wiki/Spezial:Hochladen The error goes away if php-xmlreader is installed. I suggest declaring a dependency on php-xmlreader in the port. www/mediawiki125 might have the same problem, although I didn't check.
A commit references this bug: Author: wen Date: Fri Oct 9 07:17:15 UTC 2015 New revision: 398903 URL: https://svnweb.freebsd.org/changeset/ports/398903 Log: - Add missing depend to fix upload error PR: 203633 Submitted by: packet@nerdheim.de Changes: head/www/e107/Makefile head/www/e107/distinfo head/www/mediawiki123/Makefile head/www/mediawiki124/Makefile head/www/mediawiki125/Makefile head/www/punbb/Makefile head/www/punbb/distinfo