test

        cleanupExpired();

        for(SessionData *cur=_firstData; cur; cur=cur->_next){

            if(cur->_sid==sessionid){

                // Validate session still exists in cluster (may have been removed on another node)

                if (g_Cluster && g_Cluster->isRunning()) {

                    if (!g_Cluster->hasSessionBySid(sessionid)) {

                        // Session was removed on another node — purge local cache

                        SessionData *prev = nullptr;

                        for (SessionData *p = _firstData; p; p = p->_next) {

                            if (p == cur) break;

                            prev = p;

                        }

                        if (prev) prev->_next = cur->_next;

                        if (cur == _firstData) _firstData = cur->_next;

                        if (cur == _lastData) _lastData = prev;

                        cur->_next = nullptr;

                        delete cur;

                        return nullptr;

                    }

                }

                return cur;

            }

        }