try this to see if the variable is set. This is normally set in template_preprocess_node() in template.php. Look for mentions of this variable in your code.

Hero not working...

<?php
/*
 * @file
 * Default theme implementation to display text_page nodes.
 *
 * @see template_preprocess()
 * @see template_preprocess_node()
 * @see template_process()
 */
?>
<?php 
  if(!empty($hero_uri)){
    $hero_image = image_style_url('inner_hero',$hero_uri);
	$hero_image_mobile = image_style_url('inner_hero_mob',$hero_uri);
  drupal_add_css('@media only screen and (min-width:768px){.rowHero{background-image:url('.$hero_image.');}}@media only screen and (max-width:767px){.rowHero{background-image:url('.$hero_image_mobile.');}}', array('type' => 'inline'));
  } else {
      print '<h2><blink>No $hero_uri is set. Check template.php for this theme.</blink></h2>';
  }
?>
  <?php if (isset($hero_image)) { ?>
  <section class="row rowHero">   
    <div class="hero col-xs-12">
      <div class="titleAngleWrap">
        <div class="titleRow angled">
          <div class="contentWidth">
            <h1><?php print $title; ?></h1>
          </div>
        </div> <!-- titleRow -->
      </div>
    </div> <!-- end hero column -->  
  </section>  <!-- END- rowHero --> 
  <?php } else { ?>
  <section class="row rowNoHero">   
    <div class="hero col-xs-12">
      <div class="titleAngleWrap">
        <div class="titleRow angled">
          <div class="contentWidth">
            <h1><?php print $title; ?></h1>
          </div>
        </div> <!-- titleRow -->
      </div>
    </div> <!-- end hero column -->  
  </section>  <!-- END- rowHero --> 
  <?php } ?>
<div id="node-<?php print $node->nid; ?>" class="col-xs-12 containingCol catchallCol <?php print $classes; ?>"<?php print $attributes; ?>>


	<div class="row breadCrumbs"> 
	
	<div class="contentWidth">
		<div class="col-xs-12">
		<?php print theme('breadcrumb', array('breadcrumb'=>drupal_get_breadcrumb())); ?>
		
			
		</div>
		<?php if (in_array('administrator', array_values($user->roles)) || in_array('editor', array_values($user->roles))) : ?>
			<div><?php print l('Edit Content', 'node/' . $node->nid . '/edit', array('query' => drupal_get_destination())); ?></div>
		<?php endif; ?>
		</div>
		
	</div>  <!-- END- bread --> 
  
  
	<div class="row mainContent"> 
	   <div class="contentWidth">
	

	<main class="col-sm-8 col-xs-12 bodyContent" id="mainContent">
		 <h1><?php print $title; ?></h1>
			
				

    

                         
           
			</main> <!-- END- bodyContent -->
	
		</div> <!-- END- mainContent -->
		<?php print render($content['body']);  ?>
	</div> <!-- END- mainContent -->


  

  
  

  
  
  
</div>  <!-- END - containingCol -->