Fatal error: Uncaught mysqli_sql_exception: Column 'estado' in WHERE is ambiguous in /home/u126816701/domains/posgrado.com.pe/public_html/personal.php:3 Stack trace: #0 /home/u126816701/domains/posgrado.com.pe/public_html/personal.php(3): mysqli_query() #1 {main} thrown in /home/u126816701/domains/posgrado.com.pe/public_html/personal.php on line 3