Update ui/ui_core.py

ui/ui_core.py

@@ -12,7 +12,8 @@ sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), "..",
 from txagent.txagent import TxAgent
 
 def sanitize_utf8(text: str) -> str:
-    return re.sub(r'[\ud800-\udfff]', '', text)
+    clean_text = re.sub(r'[\ud800-\udfff]', '', text)
+    return clean_text.encode("utf-8", "ignore").decode("utf-8", "ignore")
 
 def extract_all_text_from_csv_or_excel(file_path: str, progress=None, index=0, total=1) -> str:
     try: