QT请求QObject::connect: No such slot BackEnd::RequestReceived

QObject::connect: No such signal QTabWidget::tabCloseRequested QObject::connect: No such signal QTabWidget::currentChanged QObject

QT请求QObject::connect: No such slot BackEnd::RequestReceived  : QObject::connect: No such slot QTableView::sortByColumn in Userszw1DocumentscworkspacesrcparaviewQt

QObject::connect: No such signal QTabWidget::tabCloseRequested QObject::connect: No such signal QTabWidget::currentChanged QObject

mpo4d slot login QObject::connect: No such slot QGroupBox::redundancyChangeOutput() QObject::connect: QObject

Qt WARNING: QObject::connect: No such signal QStatusBar::showTip Qt WARNING: QObject::connect: (sender name: 'automatic status

qobject__connect_ no such slot Just like a signal, a slot can be connected to as many signals as you want However, there's no such function to disconnect a specific slot from all the signals

编译能通过，但是会出现no such slot的情况： QObject::connect: No such slot QDialog::xxxxx() in …:27 解决 这是因为在自己的派生类中