From e877fddd3c4e98ec65c4b7773bf8bae0049ff929 Mon Sep 17 00:00:00 2001
From: Daniel Han <danielhanchen@gmail.com>
Date: Wed, 1 Oct 2025 04:15:14 -0700
Subject: [PATCH] Update vision.py

---
 unsloth/models/vision.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/unsloth/models/vision.py b/unsloth/models/vision.py
index ae76c573d0..fbe3c832c2 100644
--- a/unsloth/models/vision.py
+++ b/unsloth/models/vision.py
@@ -709,6 +709,9 @@ class FastBaseModel:
             model.config.update({"unsloth_version" : __version__})
         pass
         patch_saving_functions(model, vision = True)
+        if tokenizer is None:
+            del model
+            raise RuntimeError("Unsloth: The tokenizer is weirdly not loaded? Please check if there is one.")
         patch_saving_functions(tokenizer, vision = True)
 
         # Fix gradient accumulation