My Website is not showing

When I go to view my website (not signing in) it does not show.

This is what it does show……..

Fatal error: Uncaught Error: Call to undefined function Neve\Compatibility\hfe_header_enabled() in /home/steamtra/railwayphotography.co.uk/wp/wp-content/themes/neve/inc/compatibility/header_footer_elementor.php:54 Stack trace: #0 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/class-wp-hook.php(324): Neve\Compatibility\Header_Footer_Elementor->do_header(”) #1 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(”, Array) #2 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /home/steamtra/railwayphotography.co.uk/wp/wp-content/themes/neve/header.php(92): do_action(‘neve_do_header’) #4 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/template.php(790): require_once(‘/home/steamtra/…’) #5 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/template.php(725): load_template(‘/home/steamtra/…’, true, Array) #6 /home/steamtra/railwayphotography.co.uk/wp/wp-includes/general-template.php(48): locate_template(Ar in?/home/steamtra/railwayphotography.co.uk/wp/wp-content/themes/neve/inc/compatibility/header_footer_elementor.php?on line?54

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