Warning: Trying to access array offset on value of type null in C:\Apache24\htdocs\assets\routes\update_service.php on line 4

Warning: Trying to access array offset on value of type null in C:\Apache24\htdocs\assets\routes\update_service.php on line 5

Warning: Trying to access array offset on value of type null in C:\Apache24\htdocs\assets\routes\update_service.php on line 6

Warning: Trying to access array offset on value of type null in C:\Apache24\htdocs\assets\routes\update_service.php on line 7

Warning: Trying to access array offset on value of type null in C:\Apache24\htdocs\assets\routes\update_service.php on line 8

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 'where id =' at line 1 in C:\Apache24\htdocs\assets\routes\update_service.php:31 Stack trace: #0 C:\Apache24\htdocs\assets\routes\update_service.php(31): mysqli_query() #1 {main} thrown in C:\Apache24\htdocs\assets\routes\update_service.php on line 31