Crash in EntityTimeManager

[lnjX]

1   QString::QString(QString const&)                                                                                                                                                                                                              0x7ffff7d54fe6 
2   QXmppStanza::from() const                                                                                                                                                                                                                     0x7ffff688815d 
3   bool QXmpp::Private::handleIqType<QXmppEntityTimeIq, QXmppEntityTimeManager *>(QXmppEntityTimeManager *, QXmppClient *, QDomElement const&, std::optional<QXmppE2eeMetadata> const&, QString const&, QString const&)                          0x7ffff690f33d 
4   bool QXmpp::handleIqRequests<QXmppEntityTimeIq, QXmppEntityTimeManager *>(QDomElement const&, std::optional<QXmppE2eeMetadata> const&, QXmppClient *, QXmppEntityTimeManager *)                                                               0x7ffff690e158 
5   bool QXmpp::handleIqRequests<QXmppEntityTimeIq, QXmppEntityTimeManager *>(QDomElement const&, QXmppClient *, QXmppEntityTimeManager *)                                                                                                        0x7ffff690dd06 
6   QXmppEntityTimeManager::handleStanza(QDomElement const&)                                                                                                                                                                                      0x7ffff690d6b6 
7   QXmpp::Private::StanzaPipeline::process(QList<QXmppClientExtension *> const&, QDomElement const&, std::optional<QXmppE2eeMetadata> const&)                                                                                                    0x7ffff68f10b8 
8   QXmppClient::_q_elementReceived(QDomElement const&, bool&)

[melvo]

Is this closed by #558?

[lnjX]

Yes