Fatal error: Uncaught Error: Call to a member function fetchAll() on false in /var/www/sites/practicatest/public_html/models/testsModel.php:1797 Stack trace: #0 /var/www/sites/practicatest/public_html/controllers/aecomController.php(730): testsModel->generate_question_array() #1 /var/www/sites/practicatest/public_html/controllers/aecomController.php(287): aecomController->_generar_examenes() #2 /var/www/sites/practicatest/public_html/application/Bootstrap.php(51): aecomController->cursos() #3 /var/www/sites/practicatest/public_html/index.php(52): Bootstrap::run() #4 {main} thrown in /var/www/sites/practicatest/public_html/models/testsModel.php on line 1797