Update app.py

app.py

@@ -141,7 +141,7 @@ def clear_all(history):
     #chats ist ein dictionary
     chats[id_neu]= summary
 
-    return None, gr.Image(visible=False), [], gr.CheckboxGroup(label=None, choices=update_chat_options())
+    return None, gr.Image(visible=False), [], gr.CheckboxGroup(label=None, choices=update_chat_options()), gr.File(visible=False)
     
     
 #########################################
@@ -662,7 +662,7 @@ with gr.Blocks(css=customCSS, theme=small_and_beautiful_theme) as demo:
     predict_event1 = user_input.submit(**transfer_input_args, queue=False,).then(**predict_args)
     predict_event2 = submitBtn.click(**transfer_input_args, queue=False,).then(**predict_args)
     predict_event3 = upload.upload(file_anzeigen, [upload], [image_display, image_display, attached_file] ) #.then(**predict_args)
-    emptyBtn.click(clear_all, [history], [attached_file, image_display, history,  chat_selector])
+    emptyBtn.click(clear_all, [history], [attached_file, image_display, history,  chat_selector, file_download])
     #Bild Anzeige neben dem Button wieder entfernen oder austauschen..
     image_display.select(file_loeschen, [], [attached_file, image_display])
     download_button.click(fn=download_chats, inputs=chat_selector, outputs=file_download)