Bulletin Board Application not compatible with Xwiki 3.2 csrf protection

I installed Xwiki enterprise 3.2, downloaded and installed Bulletin board application http://extensions.xwiki.org/xwiki/bin/view/Extension/Bulletin+Board+Application

• I can create category, post and first message
• When I post a second message, I get a protection error "Warning This request contains an invalid authentication information. .... "
• and the following line is reported in log

2011-10-25 16:01:37,016 http://***********/xwiki/bin/objectadd/BulletinBoard/Ideasongraphicandlayout WARN o.x.c.i.DefaultCSRFToken - CSRFToken: Secret token verification failed, token: "null", stored token: "AHBbVxGq5Fma7LxDWWcEiQ"