Update app.py

app.py

@@ -397,7 +397,7 @@ with gr.Blocks(css=css) as demo:
                     hf_image_output = gr.Image(show_label=False, type="filepath", interactive=False)
                     #hf_send_to_img2img = gr.Button(value="Send to img2img")
 
-            hf_text_button.click(hf_inference, inputs=[hf_prompt, hf_negative_prompt, hf_model, hf_steps, hf_sampler, hf_cfg_scale, hf_width, hf_height,
+            hf_text_button.click(hf_inference, inputs=[hf_prompt, hf_negative_prompt, hf_model, hf_steps, sampler, hf_cfg_scale, hf_width, hf_height,
                                                hf_seed], outputs=hf_image_output, concurrency_limit=64)