diff --git a/vlutils/saver.py b/vlutils/saver.py
index 3931104..1837a51 100644
--- a/vlutils/saver.py
+++ b/vlutils/saver.py
@@ -244,6 +244,7 @@ def __init__(self, saveDir: StrPath, saveName: StrPath = "saved.ckpt", loggerNam
         else:
             self._saveDir = saveDir
         self._savePath = os.path.join(self._saveDir, saveName)
+        self._url = None
 
     @staticmethod
     def _nop(*args, **kwds):
@@ -261,6 +262,10 @@ def flush(self):
     def close(self):
         pass
 
+    @property
+    def TensorboardURL(self) -> str:
+        return ""
+
     @property
     def Logger(self) -> logging.Logger:
         raise NotImplementedError("Dummy saver does not have logger.")