update

utils/transcript_handler.py

@@ -53,7 +53,15 @@ def get_transcript(url: str) -> dict:
         }
 
     except Exception as e:
-        return {"success": False, "error": f"Error extracting transcript: {str(e)}"}
+        error_msg = str(e)
+        if "Subtitles are disabled" in error_msg or "subtitles" in error_msg.lower():
+            return {"success": False, "error": "⚠️ This video has no captions. Please use a video with CC enabled!"}
+        elif "No transcripts were found" in error_msg:
+            return {"success": False, "error": "⚠️ No transcript found. Please use a lecture video with captions!"}
+        elif "live streaming" in error_msg or "live" in error_msg.lower():
+            return {"success": False, "error": "⚠️ Live streams not supported. Please use a recorded lecture!"}
+        else:
+            return {"success": False, "error": "⚠️ Could not process video. Please use a lecture video with captions enabled!"}