Fatal error: Uncaught TypeError: sqlsrv_begin_transaction(): Argument #1 ($conn) must be of type resource, false given in C:\wamp64\www\CMMS_RETAIL\insert_pr_approval.php:9 Stack trace: #0 C:\wamp64\www\CMMS_RETAIL\insert_pr_approval.php(9): sqlsrv_begin_transaction(false) #1 {main} thrown in C:\wamp64\www\CMMS_RETAIL\insert_pr_approval.php on line 9