attempt to create delete event with null entity?

[weiweigogo]

public ActionForward delete(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
manager.delete(request.getParameter("id"));
return list(mapping,form,request,response);
}

/////////////////////////////////////////////
/public ActionForward delete(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) {
manager.delete(request.getParameter("id"));
return list(mapping,form,request,response);
}
attempt to create delete event with null entity????????????????????会有这样的错误？

[jabeginner]

这个应该是表单传值的问题，你设置断点，debug一下试试。

[fireinjava]

应该是id有问题或数据库里面没这id对应的记录

[cuilike]

manager.delete(request.getParameter("id"));
作删除操作的实体为null

[tondayong1981]

对这个方法写testcode manager.delete(request.getParameter("id"));

[FexDeveloper]

删除数据之后记得重定向到另一个页面