Warning: Trying to access array offset on null in C:\wamp64\www\EDSB2\update_work_request.php on line 13

Warning: Trying to access array offset on null in C:\wamp64\www\EDSB2\update_work_request.php on line 13

Fatal error: Uncaught TypeError: sqlsrv_query(): Argument #1 ($conn) must be of type resource, false given in C:\wamp64\www\EDSB2\update_work_request.php:15 Stack trace: #0 C:\wamp64\www\EDSB2\update_work_request.php(15): sqlsrv_query(false, 'Update wkr_mst ...') #1 {main} thrown in C:\wamp64\www\EDSB2\update_work_request.php on line 15