Update app.py

app.py

@@ -1040,7 +1040,7 @@ with gr.Blocks(css=".gradio-container {background-color: lightgray}") as block:
             
             embeddings2_text_submit = gr.Button(value="Activate", variant="secondary").style(full_width=False)
             embeddings2_text_submit.click(update_embeddings,
-                                         inputs=[ARC, embeddings_state, qa_chain_state],
+                                         inputs=[embeddings_text_box, embeddings_state, qa_chain_state],
                                          outputs=[docsearch_state])