Thank you, we are aware of the issue, a fix patch is coming soon. Until then, if you want to fix it manually, you can do so, please follow this guide:
1. Open up the wp-content\plugins\ajax-search-pro\js\nomin\jquery.ajaxsearchpro.js file on your server
2. Replace it’s content with this.
3. Save the file
4. Make sure to have this option set to ‘Non-minified’.
5. Clear all layers of cache.