diff --git a/js&css/extension/www.youtube.com/general/general.js b/js&css/extension/www.youtube.com/general/general.js
index b2ac7a102..d9682d14e 100644
--- a/js&css/extension/www.youtube.com/general/general.js
+++ b/js&css/extension/www.youtube.com/general/general.js
@@ -19,6 +19,10 @@
 --------------------------------------------------------------*/
 
 extension.features.youtubeHomePage = function (anything) {
+	    // Guard: prevent errors when DOM or event is not ready
+    if (!anything || typeof document === 'undefined' || !document.body) {
+    return;
+}
 	if (anything instanceof Event) {
 		var event = anything;