diff --git a/deepdoc/parser/figure_parser.py b/deepdoc/parser/figure_parser.py
index cd0fa51f51..e062f46253 100644
--- a/deepdoc/parser/figure_parser.py
+++ b/deepdoc/parser/figure_parser.py
@@ -208,13 +208,17 @@ class VisionFigureParser:
             if len(item) == 2 and isinstance(item[0], tuple) and len(item[0]) == 2 and isinstance(item[1], list) and isinstance(item[1][0], tuple) and len(item[1][0]) == 5:
                 img_desc = item[0]
                 img = ensure_pil_image(img_desc[0])
-                assert len(img_desc) == 2 and isinstance(img, Image.Image) and isinstance(img_desc[1], list), "Should be (figure, [description])"
+                if img is None:
+                    continue
+                assert len(img_desc) == 2 and isinstance(img_desc[1], list), "Should be (figure, [description])"
                 self.figures.append(img)
                 self.descriptions.append(img_desc[1])
                 self.positions.append(item[1])
             else:
                 img = ensure_pil_image(item[0])
-                assert len(item) == 2 and isinstance(img, Image.Image) and isinstance(item[1], list), f"Unexpected form of figure data: get {len(item)=}, {item=}"
+                if img is None:
+                    continue
+                assert len(item) == 2 and isinstance(item[1], list), f"Unexpected form of figure data: get {len(item)=}, {item=}"
                 self.figures.append(img)
                 self.descriptions.append(item[1])