as a compressed "tar" archive from the Wikimedia Download Service
(http://download.wikimedia.org/mediawiki).
-You can also obtain the new files directly from our Subversion source code
-repository, via a checkout or export operation.
+You can also obtain the new files directly from our Git source code
+repository.
Replace the existing MediaWiki files with the new. You should preserve the
LocalSettings.php file and the "extensions" and "images" directories.
can change between release branches, e.g. $wgDisableUploads in 1.4 is replaced
with $wgEnableUploads in later versions. When upgrading, consult the release
notes to check for configuration changes which would alter the expected
-behaviour of MediaWiki.
+behavior of MediaWiki.
=== Check installed extensions ===
'upgrade1_5.php', can do this -- run it prior to 'update.php' or
the web upgrader.
+NOTE that upgrade1_5.php does not work properly with recent version
+of MediaWiki. If upgrading a 1.4.x wiki, you should upgrade to 1.5
+first. upgrade1_5.php has been removed from MediaWiki 1.21.
+
If you absolutely cannot make the UTF-8 upgrade work, you can try
doing it by hand: dump your old database, convert the dump file
using iconv as described here: