diff --git a/g4f/gui/server/backend_api.py b/g4f/gui/server/backend_api.py
index d5b64f29..8f07c940 100644
--- a/g4f/gui/server/backend_api.py
+++ b/g4f/gui/server/backend_api.py
@@ -260,6 +260,7 @@ class Backend_Api(Api):
                                 buffer.get_list(),
                                 buffer.get("cookies"),
                                 buffer.get("headers"),
+                                None,
                                 request.args.get("prompt")
                             )).pop()
                     elif isinstance(buffer, AudioResponse):
diff --git a/g4f/image/copy_images.py b/g4f/image/copy_images.py
index 98915b4c..8a2886ad 100644
--- a/g4f/image/copy_images.py
+++ b/g4f/image/copy_images.py
@@ -96,7 +96,7 @@ def get_filename(tags: list[str], alt: str, extension: str, image: str) -> str:
     tags = f"{'+'.join([str(tag) for tag in tags if tag])}+" if tags else ""
     return "".join((
         f"{int(time.time())}_",
-        f"{secure_filename(tags + alt)}_",
+        f"{secure_filename(tags or "" + alt)}_",
         hashlib.sha256(image.encode()).hexdigest()[:16],
         extension
     ))
@@ -151,6 +151,7 @@ async def copy_media(
                         request_headers = headers
                         request_ssl = ssl
                     # Use aiohttp to fetch the image
+                    debug.log(f"Copying image: {image} to {target_path}")
                     async with session.get(image, ssl=request_ssl, headers=request_headers) as response:
                         response.raise_for_status()
                         media_type = response.headers.get("content-type", "application/octet-stream")