Connection attempt failed: SQLSTATE[HY000] [1044] Access denied for user ''@'localhost' to database 'h512790_test'<br />
<b>Warning</b>:  Undefined variable $conn in <b>/home/h512790/domains/test.pc.ac.th/public_html/page/login.php</b> on line <b>10</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Call to a member function Prepare() on null in /home/h512790/domains/test.pc.ac.th/public_html/page/login.php:10
Stack trace:
#0 {main}
  thrown in <b>/home/h512790/domains/test.pc.ac.th/public_html/page/login.php</b> on line <b>10</b><br />