10
those are the queries that you have posted. eg
"None All Errors (0) Deprecated (0) Queries (35) Blocks (5) Extra (23) Timers(9) "
if there are any numbers after "all errors", click on "all errors" and they will be shown. That is what is needed.
another thing that might be worth doing is disabling the articles, xdonation and newbb, see if the problem is still there, then turn on each module one at a time testing for the problem as you go.
hth
like joomla, there are modules that work with one version and not with another. The older modules are usually the ones that cause problems.
i would go for 2.5.4 though as suggested above.
(from some one who uses xoops cos he couldn't get his head round joomla