[提问]编写 服务端代码 遇到的错误 [复制链接]

main.o: In function `ClientSocket::ClientSocket(QObject*)':
main.cpp:(.text+0x3b): undefined reference to `vtable for ClientSocket'
main.o: In function `ClientSocket::ClientSocket(QObject*)':
main.cpp:(.text+0x13b): undefined reference to `vtable for ClientSocket'
main.o: In function `TripServer::TripServer(QWidget*)':
main.cpp:(.text+0x1d6): undefined reference to `vtable for TripServer'
main.o: In function `main':
main.cpp:(.text+0x3d5): undefined reference to `vtable for TripServer'
main.cpp:(.text+0x44f): undefined reference to `vtable for TripServer'
main.o: In function `TripServer::TripServer(QWidget*)':
main.cpp:(.text+0x4e6): undefined reference to `vtable for TripServer'
collect2: ld returned 1 exit status
谁可以给我讲讲，我是那里错了......谢谢～～～

呵呵，我现在也不会，等待知道的人吧～～

链接错误，检查你需要的库是否都被正确 指定 了