您需要连接QNAM对象信号 csslErrors（QNetworkReply *，QList< QSslError>）到您设置 QNetworkReply :: ignoreSslErrors（）继续运行。 Qt文档。

You need to connect your QNAM objects signal sslErrors(QNetworkReply *, QList<QSslError>) to a slot where you set QNetworkReply::ignoreSslErrors() and that'll allow QNAM to continue running. Qt Docs on it.