Fatal error: Uncaught Error: Undefined constant "DB_USER" in C:\PHP\Apache24\htdocs\appvilaboa\apprequisicoes\path\php\conexao.php:3 Stack trace: #0 C:\PHP\Apache24\htdocs\appvilaboa\apprequisicoes\path\php\check.php(2): require() #1 {main} thrown in C:\PHP\Apache24\htdocs\appvilaboa\apprequisicoes\path\php\conexao.php on line 3