Warning: Attempt to read property "PostID" on array in /var/www/html/controller/BlogController.php on line 61

Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 in /var/www/html/core/ModelBase.php:11 Stack trace: #0 /var/www/html/core/ModelBase.php(11): mysqli->query('SELECT PostID, ...') #1 /var/www/html/model/PostsModel.php(45): ModelBase->ejecutarSql('SELECT PostID, ...') #2 /var/www/html/controller/BlogController.php(62): PostsModel->getPost(NULL) #3 /var/www/html/core/FrontController.php(19): BlogController->Posts() #4 /var/www/html/core/FrontController.php(24): chargeAction(Object(BlogController), 'Posts') #5 /var/www/html/index.php(14): launchAction(Object(BlogController)) #6 {main} thrown in /var/www/html/core/ModelBase.php on line 11