# HTTP Status 500 – Internal Server Error

Vinicius_Silva2 · Julho 24, 2019, 11:49pm

estou tentando fazer um projeto que vi em um livro mas estou me deparando com esse, preciso do muito de ajuda. estou começando agora e desde já obrigado

HTTP Status 500 – Internal Server Error

Type Exception Report

Message /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null

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

Exception

javax.servlet.ServletException: /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null javax.faces.webapp.FacesServlet.service(FacesServlet.java:659) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

javax.el.PropertyNotFoundException: /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:100) com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:95) javax.faces.component.UIInput.getConvertedValue(UIInput.java:1046) javax.faces.component.UIInput.validate(UIInput.java:976) javax.faces.component.UIInput.executeValidate(UIInput.java:1249) javax.faces.component.UIInput.processValidators(UIInput.java:712) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIForm.processValidators(UIForm.java:253) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195) com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) javax.faces.webapp.FacesServlet.service(FacesServlet.java:646) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

javax.el.PropertyNotFoundException: Target Unreachable, identifier ‘usuarioBean’ resolved to null org.apache.el.parser.AstValue.getTarget(AstValue.java:98) org.apache.el.parser.AstValue.getType(AstValue.java:82) org.apache.el.ValueExpressionImpl.getType(ValueExpressionImpl.java:177) com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:98) com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:95) javax.faces.component.UIInput.getConvertedValue(UIInput.java:1046) javax.faces.component.UIInput.validate(UIInput.java:976) javax.faces.component.UIInput.executeValidate(UIInput.java:1249) javax.faces.component.UIInput.processValidators(UIInput.java:712) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIForm.processValidators(UIForm.java:253) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195) com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) javax.faces.webapp.FacesServlet.service(FacesServlet.java:646) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Note The full stack trace of the root cause is available in the server logs.

Por favor me ajudem, o tempo tá acabando e tenho de devolver o livro. obrigado!

Type Exception Report

Message /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null

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

Exception

javax.servlet.ServletException: /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null javax.faces.webapp.FacesServlet.service(FacesServlet.java:659) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

javax.el.PropertyNotFoundException: /usuario.xhtml @17,23 value="#{usuarioBean.nome}": Target Unreachable, identifier ‘usuarioBean’ resolved to null com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:100) com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:95) javax.faces.component.UIInput.getConvertedValue(UIInput.java:1046) javax.faces.component.UIInput.validate(UIInput.java:976) javax.faces.component.UIInput.executeValidate(UIInput.java:1249) javax.faces.component.UIInput.processValidators(UIInput.java:712) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIForm.processValidators(UIForm.java:253) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195) com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) javax.faces.webapp.FacesServlet.service(FacesServlet.java:646) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Root Cause

javax.el.PropertyNotFoundException: Target Unreachable, identifier ‘usuarioBean’ resolved to null org.apache.el.parser.AstValue.getTarget(AstValue.java:98) org.apache.el.parser.AstValue.getType(AstValue.java:82) org.apache.el.ValueExpressionImpl.getType(ValueExpressionImpl.java:177) com.sun.faces.facelets.el.TagValueExpression.getType(TagValueExpression.java:98) com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getConvertedValue(HtmlBasicInputRenderer.java:95) javax.faces.component.UIInput.getConvertedValue(UIInput.java:1046) javax.faces.component.UIInput.validate(UIInput.java:976) javax.faces.component.UIInput.executeValidate(UIInput.java:1249) javax.faces.component.UIInput.processValidators(UIInput.java:712) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIForm.processValidators(UIForm.java:253) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIComponentBase.processValidators(UIComponentBase.java:1258) javax.faces.component.UIViewRoot.processValidators(UIViewRoot.java:1195) com.sun.faces.lifecycle.ProcessValidationsPhase.execute(ProcessValidationsPhase.java:76) com.sun.faces.lifecycle.Phase.doPhase(Phase.java:101) com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:198) javax.faces.webapp.FacesServlet.service(FacesServlet.java:646) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)

Note The full stack trace of the root cause is available in the server logs.

Por favor me ajudem, o tempo tá acabando e tenho de devolver o livro. obrigado!

Lucas_Camara · Julho 25, 2019, 12:09am

Como vc configurou o managed bean?

Vinicius_Silva2 · Julho 25, 2019, 3:09am

<?xml version="1.0" encoding="UTF-8"?>
<faces-config
    xmlns="http://xmlns.jcp.org/xml/ns/javaee"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-facesconfig_2_2.xsd"
    version="2.2">
    <managed-bean-name>usuarioBean</managed-bean-name>
    <managed-bean-scope>request</managed-bean-scope>
</faces-config>

Matheus_Campelo · Julho 25, 2019, 5:57am

Pode ser o esquecimento de alguma anotação

Lucas_Camara · Julho 25, 2019, 12:38pm

Seu faces-config.xml está em qual pasta?

# HTTP Status 500 – Internal Server Error

HTTP Status 500 – Internal Server Error

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