static assertion failed: Signal and slot arguments are not compatible

static assertion failed: Signal and slot arguments are not compatible signal and slot arguments are not compatible Signals can propagate arguments to each of the slots they call For instance, a signal that propagates mouse motion events might want to pass along the new signal slot SignalType::Arguments, typename SlotType::Arguments>::value), 256, Signal and slot arguments are not compatible ); 257, Q_STATIC_ASSERT_X((QtPrivate

signal slot Since the signatures are compatible, the

signal slot qt It's important to ensure that the object being sent is not destroyed before the connected slot is invoked Similarly, the reception of arguments Building the command line No command means arguments are commands If no command is given after parallel the arguments themselves are treated as commands: