Fatal error: Uncaught mysqli_sql_exception: Unknown column 'img' in 'where clause' in /var/www/html/fiquesabendo/fiquesabendo.php:293 Stack trace: #0 /var/www/html/fiquesabendo/fiquesabendo.php(293): mysqli_query(Object(mysqli), 'update principa...') #1 {main} thrown in /var/www/html/fiquesabendo/fiquesabendo.php on line 293