public function app_stats()
  {
   $program = $this->input->get('program', TRUE);
   $term_id = $this->input->get('term', TRUE);
   
   if(!$program){
    $program = "English";
   }

   if(!$term_id){
    $term_id = '20125';
   }

   $this->load->model('reports_model');
   $applications = $this->reports_model->app_stats($program, $term_id);

   foreach ($applications as $apps){
    $apps[] = $apps;
   }

   $this->load->view('header');
   $this->load->view('navigation');
   $this->load->view('reports/app_stats', compact('apps', 'program', 'term_id'));
   $this->load->view('footer');
  }

Created Applications Total <?php echo $app_stats['created']; ?> | 
 In Progress Applications <?php echo $app_stats['in_progress']; ?> | 
 Submitted Applications <?php echo $app_stats['submitted']; ?>
 
 <table border="1">
  <tr>
   <th>To Date</th>
   <th>Application ID</th>
   <th>Full Name</th>
   <th>Semester Name</th>
  </tr>

  <?php foreach($apps as $ap):?>
  <tr>
   <td><?php echo $ap['id'];?></td>
   <td><?php echo $ap['full_name'];?></td>
   <td><?php echo $ap['name'];?></td>
  </tr>
 <?php endforeach;?>
 </table>

  public function app_stats($program = null, $term_id = null)
  {
   if($program === null || $term_id === null)
   {
    throw new Exception("No program or semester given");
   }
   $app_stats = $this->db->select('application.id, program_emphasis.full_name, term.name')
      ->from('application')
      ->join('map_transition', 'map_transition.id = application.map_transition_id')
      ->join('map', 'map.id = map_transition.map_id')
      ->join('map_conceptual', 'map_conceptual.id = map.map_conceptual_id')
      ->join('program_emphasis', 'program_emphasis.id = map_conceptual.program_emphasis_id' )
      ->join('term', 'term.id = application.term_id');
      ->where('program_emphasis.name', $program) //여기가 에러에 나온 line 137 입니다.
      ->where('term.id', $term_id);
      ->order_by('program_emphasis.name', 'asc')
      ->get()->result_array();

   return $app_stats;
  }