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Warning: Undefined array key "RowID" in C:\wamp64\www\CMMS_RETAIL\delete_workrequest_attachment_file.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\delete_workrequest_attachment_file.php:12 Stack trace: #0 C:\wamp64\www\CMMS_RETAIL\delete_workrequest_attachment_file.php(12): sqlsrv_query(false, 'DELETE FROM wkr...') #1 {main} thrown in C:\wamp64\www\CMMS_RETAIL\delete_workrequest_attachment_file.php on line 12