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

Fatal error: Uncaught TypeError: sqlsrv_query(): Argument #1 ($conn) must be of type resource, false given in C:\wamp64\www\CMMS_RETAIL\get_default_values.php:31 Stack trace: #0 C:\wamp64\www\CMMS_RETAIL\get_default_values.php(31): sqlsrv_query(false, 'SELECT \r\n\t\t dft...') #1 {main} thrown in C:\wamp64\www\CMMS_RETAIL\get_default_values.php on line 31