Qt服务器端问题
[LspTrace][tgp_lsp] ReadAccConfig returns false!
[LspTrace]FindMatchingProvider: inInfo is one of the LSPs entry.
[LspTrace]WSPStartup end: 0, protocol=6
QObject::connect: Cannot connect (null)::readyRead() to QIec104::slot_tcpreadytoread()
QObject::connect: Cannot connect (null)::disconnected() to QIec104::deleteLater()
QObject::connect: Cannot connect (null)::error(QAbstractSocket::SocketError) to QIec104::slot_tcperror(QAbstractSocket::SocketError)
这是什么错误,怎么解决