diff --git a/app/components/messages/content/MessageAudio.vue b/app/components/messages/content/MessageAudio.vue
index 81c3c79..7898ab4 100644
--- a/app/components/messages/content/MessageAudio.vue
+++ b/app/components/messages/content/MessageAudio.vue
@@ -104,7 +104,12 @@ const isPlaying = ref(false)
 const loading = ref(true)
 const error = ref(false)
 const currentTime = ref(0)
-const duration = ref(props.media.duration || 0)
+// Ensure duration is a valid number
+const duration = ref(
+  typeof props.media.duration === 'number' && isFinite(props.media.duration) && props.media.duration > 0
+    ? props.media.duration
+    : 0
+)
 
 const audioUrl = computed(() => {
   if (props.media.url) return props.media.url
@@ -155,8 +160,12 @@ const seekTo = (e: MouseEvent) => {
 
 const onLoadedMetadata = () => {
   loading.value = false
-  if (audioRef.value && !props.media.duration) {
-    duration.value = audioRef.value.duration
+  // Always try to get duration from audio element if we don't have a valid one
+  if (audioRef.value) {
+    const audioDuration = audioRef.value.duration
+    if (isFinite(audioDuration) && audioDuration > 0 && duration.value === 0) {
+      duration.value = audioDuration
+    }
   }
 }
 
diff --git a/app/pages/messages/index.vue b/app/pages/messages/index.vue
index 600580e..20c9507 100644
--- a/app/pages/messages/index.vue
+++ b/app/pages/messages/index.vue
@@ -587,8 +587,22 @@ const handleSendVoice = async (audioFile: File) => {
 
     // Reload messages
     messages.value = await $fetch(`/api/messages/${instanceId}/${chatId}`)
-  } catch (e) {
+  } catch (e: any) {
     console.error('Error sending voice message:', e)
+
+    let errorMessage = 'Error al enviar la nota de voz'
+    if (e?.data?.message) {
+      errorMessage = e.data.message
+    } else if (e?.message) {
+      errorMessage = e.message
+    }
+
+    toast.add({
+      title: 'Error de envío',
+      description: errorMessage,
+      color: 'error',
+      duration: 5000
+    })
   }
 }