Update app.py

app.py

@@ -65,8 +65,11 @@ def generate_cached_image(cache_key, prompt, width, height, seed, model_name):
         image_data = response.content
         image = Image.open(io.BytesIO(image_data))
         return image
-    except requests.exceptions.RequestException as e:
-        app.logger.error(f"Error generating image: {e}")
+    except requests.exceptions.HTTPError as http_err:
+        app.logger.error(f"HTTP error occurred: {http_err} - Response: {response.text}")
+        return None
+    except requests.exceptions.RequestException as req_err:
+        app.logger.error(f"Request error occurred: {req_err}")
         return None
 
 @app.route('/prompt/<path:prompt>')