btn_create_question.click(generate_questions, inputs = [df_string_output], outputs = [btn_1, btn_2, btn_3])

app.py

@@ -590,7 +590,7 @@ with gr.Blocks() as demo:
     btn_2.click(respond, inputs=[btn_2, df_string_output, chatbot], outputs=[msg, chatbot])
     btn_3.click(respond, inputs=[btn_3, df_string_output, chatbot], outputs=[msg, chatbot])
 
-    btn_create_question.click(generate_questions, inputs = [TRANSCRIPTS], outputs = [btn_1, btn_2, btn_3])
+    btn_create_question.click(generate_questions, inputs = [df_string_output], outputs = [btn_1, btn_2, btn_3])
 
     # file_upload.change(process_file, inputs=file_upload, outputs=df_string_output)
     file_upload.change(process_file, inputs=file_upload, outputs=[btn_1, btn_2, btn_3, df_summarise, df_string_output])