Fatal error: Uncaught Error: Call to a member function result() on boolean in /home/keepthinking/visualarts.britishcouncil.org/application/models/m_exhibition.php:209 Stack trace: #0 /home/keepthinking/visualarts.britishcouncil.org/application/models/m_exhibition.php(354): M_exhibition->get(Array, false, false) #1 /home/keepthinking/visualarts.britishcouncil.org/application/libraries/Exhibition.php(44): M_exhibition->get_year_filter(Array) #2 /home/keepthinking/visualarts.britishcouncil.org/application/controllers/template.php(840): Exhibition->get_year_filter(Array) #3 /home/keepthinking/visualarts.britishcouncil.org/application/controllers/common.php(244): Template->past_exhibition() #4 /home/keepthinking/codeigniter2/system/core/CodeIgniter.php(359): Common->index('past', '1983-sao-paulo-...') #5 /home/keepthinking/visualarts.britishcouncil.org/index.php(191): require_once('/home/keepthink...') #6 {main} thrown in /home/keepthinking/visualarts.britishcouncil.org/application/models/m_exhibition.php on line 209