Wordpress plugin setting page was empty

URL: options-general.php?page=wordpress-mcp-settings
after activate the plugin and clicked the settings, the page was empty but no error showed, why?

<img width="881" height="753" alt="Image" src="https://github.com/user-attachments/assets/ef81f913-60b8-4548-8eb5-1057554512c8" />