Fatal error: Declaration of syntax_plugin_youtube::handle($match, $state, $pos, &$handler) must be compatible with dokuwiki\Extension\SyntaxPlugin::handle($match, $state, $pos, Doku_Handler $handler) in C:\inetpub\wwwroot\wiki\lib\plugins\youtube\syntax.php on line 36
dokuwiki\Exception\FatalException: Declaration of syntax_plugin_youtube::handle($match, $state, $pos, &$handler) must be compatible with dokuwiki\Extension\SyntaxPlugin::handle($match, $state, $pos, Doku_Handler $handler)

dokuwiki\Exception\FatalException: Declaration of syntax_plugin_youtube::handle($match, $state, $pos, &$handler) must be compatible with dokuwiki\Extension\SyntaxPlugin::handle($match, $state, $pos, Doku_Handler $handler)

An unforeseen error has occured. This is most likely a bug somewhere. It might be a problem in the youtube plugin.

More info has been written to the DokuWiki error log.