Thread:Extension talk:WYSIWYG/IE11 with MW 1.22.0 + WYSIWYG extension: numbered and bulleted list empties document with save/reply (2)

this in include/outputpage

$ret .= Html::element( 'meta', array( 'http-equiv' => 'X-UA-Compatible' ,'content' => 'IE=9' ) ). "\n";

set it at the beginning, after charset = utf8 for me its after $ret .= Html::element( 'title', null, $this->getHTMLTitle ). "\n"; around line 2260