When a user joign a group and write some words in the CB GroupJive Wall plugin.
When the user commit is response, the joomla crash with logout (comes instable after).

The message is no [category] available.

A Joomla forbidden message appear.

1.7.2 Joomla
CB 1.7
Groupjive 2.4

[MOD EDIT]: Query log not needed, removed.

This a screenshot

I had test several things but I did'nt see the problem

before the crash

Another problem, i can't delete a wall textboard. I ve got a javascript : void(0) error when I want to delete.

hello any body here ?