HTTP Status 500 - type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception javax.servlet.ServletException: javax.faces.FacesException: Can't instantiate class: 'dtghdtg.ManufacturerController'.. class dtghdtg.ManufacturerController : java.security.AccessControlException: access denied (java.lang.RuntimePermission createClassLoader) org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:827) org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:763) org.apache.jsp.manufacturer.List_jsp._jspService(List_jsp.java:104) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:105) javax.servlet.http.HttpServlet.service(HttpServlet.java:860) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:336) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:297) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:247) javax.servlet.http.HttpServlet.service(HttpServlet.java:860) sun.reflect.GeneratedMethodAccessor61.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:249) java.security.AccessController.doPrivileged(Native Method) javax.security.auth.Subject.doAsPrivileged(Subject.java:517) org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:282) org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:165) java.security.AccessController.doPrivileged(Native Method) java.security.AccessController.doPrivileged(Native Method) com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:326) com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:132) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87) com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:248) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117) javax.faces.webapp.FacesServlet.service(FacesServlet.java:194) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:249) java.security.AccessController.doPrivileged(Native Method) javax.security.auth.Subject.doAsPrivileged(Subject.java:517) org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:282) org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:165) root cause javax.faces.FacesException: javax.faces.FacesException: Can't instantiate class: 'dtghdtg.ManufacturerController'.. class dtghdtg.ManufacturerController : java.security.AccessControlException: access denied (java.lang.RuntimePermission createClassLoader) com.sun.faces.application.ApplicationAssociate.createAndMaybeStoreManagedBeans(ApplicationAssociate.java:272) com.sun.faces.el.VariableResolverImpl.resolveVariable(VariableResolverImpl.java:77) com.sun.faces.el.impl.NamedValue.evaluate(NamedValue.java:125) com.sun.faces.el.impl.ComplexValue.evaluate(ComplexValue.java:146) com.sun.faces.el.impl.BinaryOperatorExpression.evaluate(BinaryOperatorExpression.java:165) com.sun.faces.el.MixedELValueBinding.getValue(MixedELValueBinding.java:81) javax.faces.component.UIOutput.getValue(UIOutput.java:147) com.sun.faces.renderkit.html_basic.HtmlBasicInputRenderer.getValue(HtmlBasicInputRenderer.java:82) com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.getCurrentValue(HtmlBasicRenderer.java:201) com.sun.faces.renderkit.html_basic.HtmlBasicRenderer.encodeEnd(HtmlBasicRenderer.java:179) javax.faces.component.UIComponentBase.encodeEnd(UIComponentBase.java:720) javax.faces.webapp.UIComponentTag.encodeEnd(UIComponentTag.java:625) javax.faces.webapp.UIComponentTag.doEndTag(UIComponentTag.java:548) com.sun.faces.taglib.html_basic.OutputTextTag.doEndTag(OutputTextTag.java:173) org.apache.jsp.manufacturer.List_jsp._jspx_meth_h_outputText_0(List_jsp.java:242) org.apache.jsp.manufacturer.List_jsp._jspx_meth_h_form_0(List_jsp.java:188) org.apache.jsp.manufacturer.List_jsp._jspx_meth_f_view_0(List_jsp.java:134) org.apache.jsp.manufacturer.List_jsp._jspService(List_jsp.java:94) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:105) javax.servlet.http.HttpServlet.service(HttpServlet.java:860) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:336) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:297) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:247) javax.servlet.http.HttpServlet.service(HttpServlet.java:860) sun.reflect.GeneratedMethodAccessor61.invoke(Unknown Source) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:249) java.security.AccessController.doPrivileged(Native Method) javax.security.auth.Subject.doAsPrivileged(Subject.java:517) org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:282) org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:165) java.security.AccessController.doPrivileged(Native Method) java.security.AccessController.doPrivileged(Native Method) com.sun.faces.context.ExternalContextImpl.dispatch(ExternalContextImpl.java:326) com.sun.faces.application.ViewHandlerImpl.renderView(ViewHandlerImpl.java:132) com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:87) com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java:248) com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:117) javax.faces.webapp.FacesServlet.service(FacesServlet.java:194) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:597) org.apache.catalina.security.SecurityUtil$1.run(SecurityUtil.java:249) java.security.AccessController.doPrivileged(Native Method) javax.security.auth.Subject.doAsPrivileged(Subject.java:517) org.apache.catalina.security.SecurityUtil.execute(SecurityUtil.java:282) org.apache.catalina.security.SecurityUtil.doAsPrivilege(SecurityUtil.java:165) note The full stack trace of the root cause is available in the Sun-Java-System/Application-Server logs. Sun-Java-System/Application-Server