Here is the solution/Fix
Code:
Line 261
$download_url = 'http://updates.like-themes.com/swtml/?v='.esc_attr(wp_get_theme(get_template())->version);
Replace with below entry
$download_url = 'http://updates.like-themes.com/swtml/?ver='.esc_attr(wp_get_theme(get_template())->version);