https://bugs.winehq.org/show_bug.cgi?id=37768
--- Comment #1 from Austin English austinenglish@gmail.com --- I don't have a problem opening php_enhanced_en.chm (from https://php.net/get/php_enhanced_en.chm/from/a/mirror) with wine-1.7.33-50-g7eed378. Could you please retest with 1.7.33? Does that .chm have the same issue for you?