ActionController::ParameterMissing at /hacks/6/upvote以请求参数为例fYieTQDsD6fuonr3oe0YEzkzBXH1S8k6bDENS0wCVr3LEpxGA4mps5saM4RQLvBNDVzsm2zXpGm9TKe3ZIYA==",
"controller"=>"hacks", "action"=
ParameterMissing: # /Users/joseph/.rvm/gems/ruby请参阅下面的用户和用户参数。ActionController::ParameterMissing: param is missing or the value is empty: user
from /Users/joseph/.rvm/gems/<em
我使用ajax请求提交了这个简单的代码 <% if @category.errors.any? %> <h2><%= pluralize(@category.errors.count, "error") %> prohibited this category from being saved:</h2>
在创建论坛时,我的form_for方法有一个恼人的问题。每次我尝试提交一个论坛进行创建时,我都会收到来自Rails的这个错误。param is missing or the value is empty: forumdef forum_paramsendwell.span11 = form_for @forum, url: forums_path, html: {