What do I do if a slot is not invoked?

What do I do if a slot is not invoked? signal and slot arguments are not compatible QT编译错误: Signal and slot arguments are not compatible 原因如下： 信号和插槽参数不兼容。 当时把connect函数写成了这样子： signal and slot To successfully connect a signal to a slot , they must have the same parameter types in the same order: connect(ftp,

signal and slot not execute because no export file was specified Explanation In the Signal %3 %4 1034 Broker Server %1 Process ID %2

signal slot signal with many arguments to a slot with less arguments When moc-ng is run as a binary, it is desirable to not abort on those errors, for compatibility with 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