HTTP Status 500 – Internal Server Error


Type Status Report

Message org.apache.jasper.JasperException: java.lang.NullPointerException: while trying to invoke the method java.security.Principal.getName() of a null object returned from javax.servlet.http.HttpServletRequest.getUserPrincipal()

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


Apache Tomcat/9.0.26