diff --git a/assets/js/main.js b/assets/js/main.js
index d07a5dd..6fc6ca7 100644
--- a/assets/js/main.js
+++ b/assets/js/main.js
@@ -225,9 +225,12 @@ document.addEventListener('DOMContentLoaded', () => {
                                 const audio = new Audio(gTtsUrl);
                                 audio.onended = () => { if (videoPlayer) videoPlayer.volume = 1.0; };
                                 
-                                audio.onerror = () => { 
+                                let fallbackPlayed = false;
+                                const handleFallback = (err) => { 
+                                    if (fallbackPlayed) return;
+                                    fallbackPlayed = true;
                                     // Fallback to built-in if external TTS fails
-                                    console.warn("External TTS failed, falling back to built-in speech");
+                                    console.warn("External TTS failed, falling back to built-in speech", err);
                                     if ('speechSynthesis' in window) {
                                         const utterance = new SpeechSynthesisUtterance(text);
                                         utterance.lang = locale === 'ar' ? 'ar-SA' : 'en-US';
@@ -249,11 +252,12 @@ document.addEventListener('DOMContentLoaded', () => {
                                         if (videoPlayer) videoPlayer.volume = 1.0;
                                     }
                                 };
+                                audio.onerror = handleFallback;
                                 
                                 // Attempt to play external audio
                                 const playPromise = audio.play();
                                 if (playPromise !== undefined) {
-                                    playPromise.catch(audio.onerror);
+                                    playPromise.catch(handleFallback);
                                 }
                             } else {
                                 if (videoPlayer) videoPlayer.volume = 1.0;