s:1658:"Whoops! The default skin for your wiki, defined in <code dir="ltr">$wgDefaultSkin</code> as <code>$1</code>, is not available.

Your installation seems to include the following {{PLURAL:$4|skin|skins}}. See [https://www.mediawiki.org/wiki/Manual:Skin_configuration Manual: Skin configuration] for information how to enable {{PLURAL:$4|it|them and choose the default}}.

$2

; If you have just installed MediaWiki:
: You probably installed from git, or directly from the source code using some other method. This is expected. Try installing some skins from [https://www.mediawiki.org/wiki/Category:All_skins mediawiki.org's skin directory], by:
:* Downloading the [https://www.mediawiki.org/wiki/Download tarball installer], which comes with several skins and extensions. You can copy and paste the <code>skins/</code> directory from it.
:* Downloading individual skin tarballs from [https://www.mediawiki.org/wiki/Special:SkinDistributor mediawiki.org].
:* [https://www.mediawiki.org/wiki/Download_from_Git#Using_Git_to_download_MediaWiki_skins Using Git to download skins].
: Doing this should not interfere with your git repository if you're a MediaWiki developer.

; If you have just upgraded MediaWiki:
: MediaWiki 1.24 and newer no longer automatically enables installed skins (see [https://www.mediawiki.org/wiki/Manual:Skin_autodiscovery Manual: Skin autodiscovery]). You can paste the following {{PLURAL:$5|line|lines}} into <code>LocalSettings.php</code> to enable {{PLURAL:$5|the|all}} installed {{PLURAL:$5|skin|skins}}:

<pre dir="ltr">$3</pre>

; If you have just modified <code>LocalSettings.php</code>:
: Double-check the skin names for typos.";