Using the Zend_Db_Profiler_Firebug in the bootstrap, and assigning a filter using

$profiler->setFilterQueryType(Zend_Db_Profiler::SELECT | Zend_Db_Profiler::INSERT | Zend_Db_Profiler::UPDATE | Zend_Db_Profiler::DELETE | Zend_Db_Profiler::QUERY );

results in an uncaught exception in the Zend_Db_Profiler_Firebug line 131 ($profile = $this->getQueryProfile($queryId); ) The queryId is not found in the queryprofiles and an exception is thrown.