Hi I am also have the problem of invoking bean from jsp page, how u do that if u have solved the problem, plz do share here.... and for ur issue this is not the problem of database, it is problem with the calling of managed bean from jsp but how u solve tht??? exception | | javax.servlet.ServletException: Cannot get value for expression '#{pageBean.celsius}' | javax.faces.webapp.FacesServlet.service(FacesServlet.java:121) | org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | | | root cause | | javax.faces.FacesException: Cannot get value for expression '#{pageBean.celsius}' | org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatch(ServletExternalContextImpl.java:421) | org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspViewHandlerImpl.java:234) | org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:352) | javax.faces.webapp.FacesServlet.service(FacesServlet.java:107) | org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) | | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3963121#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...