"Run Transcription" is not clickable

Cannot get past the "1. Whisper AI Speech Recognition" bit as the "Run Transcription" button is unclickable. None of the "Source Language" or "Whisper Model" or "LLM Model" options changes this.

No indication in the Terminal log as to why as far as I can see:

NVIDIA TF32 Acceleration Enabled (Massive speedup for RTX 3000/4000+ GPUs)
[yt-dlp] JS runtime detected: node
D:\Pinokio\api\ZastTranslate.git\app.py:3971: UserWarning: The parameters have been moved from the Blocks constructor to the launch() method in Gradio 6.0: theme. Please pass these parameters to launch() instead.
with gr.Blocks(title="ZastTranslate", theme=gr.themes.Soft(primary_hue="indigo", secondary_hue="slate", neutral_hue="slate")) as app:

• Running on local URL: http://127.0.0.1:7860
• To create a public link, set share=True in launch().
  Deprecated Feature: Support for Python version 3.10 has been deprecated. Please update to Python 3.11 or above
  [LLM] Switched active LLM backend to Qwen3.5-9B
  Switching LLM Backend: Unloading Qwen2.5-7B-Instruct to free VRAM...
  [LLM] Switched active LLM backend to EuroLLM-9B-Instruct
  Switching LLM Backend: Unloading Qwen3.5-9B to free VRAM...