static assertion failed: Signal and slot arguments are not compatible

Troubleshooting Fixed-Configuration Router Hardware Faults signal and slot arguments are not compatible Although I don't understand why, many projects forbid the use of Qt in the non-GUI parts Fortunately, signals and slots can be implemented in signal and slot arguments are not compatible QObject::connect: Incompatible senderreceiver arguments ; #include QPushButton> #include QWidget> #include QLineEdit> ; #include

signal and slot in qt error: static assertion failed: Signal and slot arguments are not compatible 错误原因： 信号和插槽参数不兼容。 通俗的说，就是信号用的一种