Warning: Undefined array key "site_cd" in C:\wamp64\www\EDSB2\testing.php on line 7

Warning: Undefined array key "site_cd" in C:\wamp64\www\EDSB2\testing.php on line 11

Fatal error: Uncaught TypeError: sqlsrv_query(): Argument #1 ($conn) must be of type resource, false given in C:\wamp64\www\EDSB2\testing.php:16 Stack trace: #0 C:\wamp64\www\EDSB2\testing.php(16): sqlsrv_query(false, 'SELECT COUNT(*)...') #1 {main} thrown in C:\wamp64\www\EDSB2\testing.php on line 16