Causa principal
java.io.IOException: Corriente cerrada org.apache.jasper.runtime.JspWriterImpl.ensureOpen(JspWriterImpl.java:195) org.apache.jasper.runtime.JspWriterImpl.flushBuffer(JspWriterImpl.java:107) org.apache.jasper.runtime.PageContextImpl.release(PageContextImpl.java:167) org.apache.jasper.runtime.JspFactoryImpl.internalReleasePageContext(JspFactoryImpl.java:120) org.apache.jasper.runtime.JspFactoryImpl.releasePageContext(JspFactoryImpl.java:75) org.apache.jsp.index_jsp._jspService(index_jsp.java:201) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:623) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:466) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:379) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:327) javax.servlet.http.HttpServlet.service(HttpServlet.java:623) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)