Fatal error: Uncaught Error: Call to a member function select() on null in /home/tacercomtr/public_html/app/model/documents/documents_model.php:11 Stack trace: #0 /home/tacercomtr/public_html/app/controller/systems/systems.php(8): documents_model->getDocuments(Array) #1 /home/tacercomtr/public_html/app/library/Bootsrap.php(36): Systems->index() #2 /home/tacercomtr/public_html/index.php(35): Bootsrap->__construct() #3 {main} thrown in /home/tacercomtr/public_html/app/model/documents/documents_model.php on line 11