We want to be including MonoBook.php here, clearly, not Standard.php.

diff --git a/includes/Skin.php b/includes/Skin.php
index f08c142..8ce2613 100644 (file)
--- a/includes/Skin.php
+++ b/includes/Skin.php
@@ -127,7 +127,7 @@ class Skin extends Linker {
                                # is no longer valid.
                                wfDebug( "Skin class does not exist: $className\n" );
                                $className = 'SkinMonobook';
-                               require_once( "{$wgStyleDirectory}/Standard.php" );
+                               require_once( "{$wgStyleDirectory}/MonoBook.php" );
                        }
                }
                $skin = new $className;