问题:
_el_expressionfactory = _jspxFactory.getJspApplicationContext(getServletConfig().getServletContext()).getExpressionFactory();报空指针
解决:
WEB项目下有servlet-api.jar和jsp-api.jar包;Tomcat下也有,两者冲突,删除项目的问题解决
问题:
_el_expressionfactory = _jspxFactory.getJspApplicationContext(getServletConfig().getServletContext()).getExpressionFactory();报空指针
解决:
WEB项目下有servlet-api.jar和jsp-api.jar包;Tomcat下也有,两者冲突,删除项目的问题解决