Fatal error: Uncaught mysqli_sql_exception: Unknown column 'c' in 'where clause' in /home/ccr/public_html/ccr/Manager/Atualiza.php:37 Stack trace: #0 /home/ccr/public_html/ccr/Manager/Atualiza.php(37): mysqli_query(Object(mysqli), 'select url_amig...') #1 /home/ccr/public_html/ccr/portal/incs/Cabecalho.php(9): inicio() #2 /home/ccr/public_html/ccr/portal/interna.php(8): require_once('/home/ccr/publi...') #3 {main} thrown in /home/ccr/public_html/ccr/Manager/Atualiza.php on line 37