Percentual Conclusão :
Categoria:	Fatal error: Uncaught Error: Call to a member function query() on null in C:\Apache24\htdocs\soitec\persistencia\HelpDeskDAO.php:235 Stack trace: #0 C:\Apache24\htdocs\soitec\src\frmapontamento.php(34): HelpDeskDAO->listaCategorias() #1 {main} thrown in C:\Apache24\htdocs\soitec\persistencia\HelpDeskDAO.php on line 235