Fatal error: Uncaught Error: Call to a member function query() on null in C:\Apache24\htdocs\soitec\persistencia\NegociacaoDAO.php:41 Stack trace: #0 C:\Apache24\htdocs\soitec\xml\xmlgridbuscaneg.php(18): NegociacaoDAO->buscaNeg() #1 {main} thrown in C:\Apache24\htdocs\soitec\persistencia\NegociacaoDAO.php on line 41