Qt connect no such slot when slot definitely does exist

QObject::connect: No such slot DesktopProtocol::_k_slotRedirection No such slot DesktopProtocol::_k_slotRedirection

and This is the output prompt of the qt object Code: Select all QObject::connect: No such slot MyGui::TestsPanel::deflectionEditingFinished() QObject::connect

slot machine browser game Не обнаружен слот, уже несколько часов гуглю, не могу решить проблему QObject::connect: No such slot QMainWindow::open() in

generator slot Bug ID: 466887 Summary: Journal Flood: QObject::connect: No such slot DesktopProtocol::_k_slotRedirection Classification