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错误:Grails的Hibernate的Session麻烦 - 无法懒洋洋地初始化集合
Error 500: null
Servlet:
URI:
Exception Message: failed to lazily initialize a collection of role: Student.lockers, no session or session was closed
Caused by: Error executing tag <g:render>: Error executing tag <g:link>: failed to lazily initialize a collection of role: com.itzik.User.carts, no session or session was closed at grails-app/views/shared/_navigation.gsp:18 at grails-app/views/layouts/home.gsp:26
所以我有一个学生(有许多储物柜)。现在,当学生登录安全服务处理将它们放入会话中。然后我的主控制器检查是否有主动锁柜。如果没有,它会为他们创建一个。现在由于某种原因,这对学生 - >储物柜的关系感到窒息。
你能解释一下这些选项的好处可能是什么不太可取? – 2011-01-22 08:00:32