Acegi / Spring Security Grails插件没有看到对User实例的更改

I am writing a web app in Grails with the Acegi/Spring Security plug-in, and am having trouble getting it to see changes I make to User instances. I have only been working with Groovy/Grails for about three weeks, so please forgive me if this problem is trivial, since I have been poring over mailing lists and tutorials trying to find the answer.I am writing a web app in Grails with the Acegi