（1）报错信息和报错时调用堆栈SignaIReceived-QtCreatorTheinferiorstoppedbecauseitreceivedasignalfromtheoperatingsystem.Signalname:SIGSEGVSignalmeaning：Segmentationfault报错时调用堆栈停留在voidMyTableView::setModel()函数的该行：报错时调用堆栈