Failure with JPA EclipseLink-4002

I'm new to Java. I'm trying to create an example of JPA.

src / META-INF / persistence.xml     

<property name="javax.persistence.jdbc.url"
    value="jdbc:mysql://localhost:3306/meubancodados?autoReconnect=true&amp;useSSL=false&amp;useUnicode=true&amp;useJDBCCompliantTimezoneShift=true&amp;useLegacyDatetimeCode=false&amp;serverTimezone=UTC" />

<property name="javax.persistence.jdbc.user" value="root" />

<property name="javax.persistence.jdbc.password" value="*********" />

<property name="eclipselink.ddl-generation" value="create-tables" />

<property name="eclipselink.ddl-generation.output-mode" value="database" />

ProductProduct.java

package br.com.treinoweb.jee.models;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;

@Entity
@Table(name = "TRP_TIPOS_PRODUTO")
public class TipoProduto {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Column(name = "TRP_ID")
    private int id;

    @Column(nullable = false, length = 100, name = "TRP_NOME_TIPO_PRODUTO")
    private String nome;

    public int getId() {
        return id;
    }

    public void setId(int id) {
        this.id = id;
    }

    public String getNome() {
        return nome;
    }

    public void setNome(String nome) {
        this.nome = nome;
    }

}

ListTypeProducts.jsp

<%
    EntityManagerFactory factory = Persistence.createEntityManagerFactory("TwPersistenceUnit");
    EntityManager entityManager = factory.createEntityManager();
    Query qry = entityManager.createQuery("SELECT tp FROM TipoProduto"); //selecionar tudo

    List<TipoProduto> proList = qry.getResultList();
%>

HTTP Status 500 - Internal Server Error

Type Exception Report

Message An exception occurred processing [jpa / listTypeProducts.jsp] at line [35]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception org.apache.jasper.JasperException: An exception occurred processing [jpa / listTypeProducts.jsp] at line [35]

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