t<br />
<b>Fatal error</b>:  Uncaught PDOException: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'tiennv_webdevelo.categories' doesn't exist in /www/wwwroot/tiennv.webdevelopment.io.vn/header.php:17
Stack trace:
#0 /www/wwwroot/tiennv.webdevelopment.io.vn/header.php(17): PDO-&gt;query()
#1 /www/wwwroot/tiennv.webdevelopment.io.vn/index.php(2): include('/www/wwwroot/ti...')
#2 {main}
  thrown in <b>/www/wwwroot/tiennv.webdevelopment.io.vn/header.php</b> on line <b>17</b><br />