<br /> <b>Warning</b>: Trying to access array offset on value of type null in <b>/confereneceLV/universal_code/eposter.php</b> on line <b>27</b><br /> | | Conference Series LLC LTD

select * from titles where id='' <br /> <b>Warning</b>: Trying to access array offset on value of type null in <b>/confereneceLV/universal_code/eposter.php</b> on line <b>27</b><br /> | | Conference Series LLC LTD

Fatal error: Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 in /confereneceLV/universal_code/include/navigation.php:12 Stack trace: #0 /confereneceLV/universal_code/include/navigation.php(12): mysqli_query() #1 /confereneceLV/universal_code/include/header.php(280): include_once('...') #2 /confereneceLV/universal_code/eposter.php(50): include_once('...') #3 {main} thrown in /confereneceLV/universal_code/include/navigation.php on line 12