Autor
Código:
<html>
<head>
<title>TODO supply a title</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
</head>
<body bgcolor="#FFFF00">
<center><h1>Inicio de Sesión</h1></center>
<center><form method="post" action="ServeltInicioSesion" >
<input type="text" name="txtUsuario"/><br>
<input type="password" name="txtClave"/><br>
<input type="submit" value="Entrar">
</form></center>
</body>
</html>
Tiene que llegar al servlet que tiene la url:
/ServeltInicioSesion
y aparece este error
HTTP Status 500 - Internal Server Error
type Exception report
messageInternal Server Error
descriptionThe server encountered an internal error that prevented it from fulfilling this request.
exception
java.lang.NullPointerException
note The full stack traces of the exception and its root causes are available in the GlassFish Server Open Source Edition 4.1 logs.
GlassFish Server Open Source Edition 4.1
En línea
