Cmake Qt 5.6 undefined reference to vtable

cmake_minimum_required(VERSION 2.8)
project(InternalEye)


add_definitions(-std=c++14)
#set(CMAKE_PREFIX_PATH "/home/zamazan4ik/Qt/5.6/gcc_64/")
set(CMAKE_AUTOMOC ON)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
find_package(Qt5Widgets)
find_package(Qt5Core)
find_package(Qt5Gui)

#aux_source_directory(. SRC_LIST)
include_directories(
        ${CMAKE_SOURCE_DIR}/headers
        ${CMAKE_SOURCE_DIR}/headers/gui
)

qt5_wrap_cpp (MOC_SOURCES ${HEADERS})

add_executable(${PROJECT_NAME}
    src/Application.cpp
    src/cpu.cpp
    src/DateDifference.cpp
    src/main.cpp
    src/Util.cpp
    src/Vendor.cpp

    src/gui/MainWindow.cpp
    src/gui/MenuBar.cpp

    src/modules/benchmark/Benchmarks.cpp

    src/modules/computer/Boot.cpp
    src/modules/computer/Computer.cpp
    src/modules/computer/DevTools.cpp
    src/modules/computer/DisplayInfo.cpp
    src/modules/computer/Filesystem.cpp
    src/modules/computer/Group.cpp
    src/modules/computer/Language.cpp
    src/modules/computer/LoadInfo.cpp
    src/modules/computer/MemoryInfo.cpp
    src/modules/computer/OperatingSystem.cpp
    src/modules/computer/UptimeInfo.cpp
    src/modules/computer/User.cpp

    src/modules/devices/Devices.cpp
    src/modules/devices/InputDevices.cpp
    src/modules/devices/Module.cpp

    src/modules/network/Network.cpp

)


qt5_use_modules(${PROJECT_NAME} Widgets Core Gui)
#target_link_libraries(${PROJECT_NAME} Qt5::Widgets)

20:35:22: Выполняются этапы для проекта InternalEye...
20:35:22: Запускается: «/usr/bin/make» 
[  3%] Automatic moc for target InternalEye
[  3%] Built target InternalEye_automoc
Scanning dependencies of target InternalEye
[  7%] Building CXX object CMakeFiles/InternalEye.dir/src/Application.cpp.o
[ 10%] Building CXX object CMakeFiles/InternalEye.dir/src/cpu.cpp.o
[ 14%] Building CXX object CMakeFiles/InternalEye.dir/src/DateDifference.cpp.o
[ 17%] Building CXX object CMakeFiles/InternalEye.dir/src/main.cpp.o
[ 21%] Building CXX object CMakeFiles/InternalEye.dir/src/Util.cpp.o
[ 25%] Building CXX object CMakeFiles/InternalEye.dir/src/Vendor.cpp.o
[ 28%] Building CXX object CMakeFiles/InternalEye.dir/src/gui/MainWindow.cpp.o
[ 32%] Building CXX object CMakeFiles/InternalEye.dir/src/gui/MenuBar.cpp.o
[ 35%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/benchmark/Benchmarks.cpp.o
[ 39%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/Boot.cpp.o
[ 42%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/Computer.cpp.o
[ 46%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/DevTools.cpp.o
[ 50%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/DisplayInfo.cpp.o
[ 53%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/Filesystem.cpp.o
[ 57%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/Group.cpp.o
[ 60%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/Language.cpp.o
[ 64%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/LoadInfo.cpp.o
[ 67%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/MemoryInfo.cpp.o
[ 71%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/OperatingSystem.cpp.o
[ 75%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/UptimeInfo.cpp.o
[ 78%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/computer/User.cpp.o
[ 82%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/devices/Devices.cpp.o
[ 85%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/devices/InputDevices.cpp.o
[ 89%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/devices/Module.cpp.o
[ 92%] Building CXX object CMakeFiles/InternalEye.dir/src/modules/network/Network.cpp.o
[ 96%] Building CXX object CMakeFiles/InternalEye.dir/InternalEye_automoc.cpp.o
[100%] Linking CXX executable InternalEye
CMakeFiles/InternalEye.dir/src/Application.cpp.o: In function `Application::Application()':
Application.cpp:(.text+0x32): undefined reference to `vtable for Application'
CMakeFiles/InternalEye.dir/src/Application.cpp.o: In function `Application::~Application()':
Application.cpp:(.text+0x1b9): undefined reference to `vtable for Application'
CMakeFiles/InternalEye.dir/build.make:747: recipe for target 'InternalEye' failed
CMakeFiles/Makefile2:67: recipe for target 'CMakeFiles/InternalEye.dir/all' failed
Makefile:83: recipe for target 'all' failed
CMakeFiles/InternalEye.dir/src/gui/MainWindow.cpp.o: In function `MainWindow::MainWindow(QWidget*)':
MainWindow.cpp:(.text+0x4e): undefined reference to `vtable for MainWindow'
MainWindow.cpp:(.text+0x60): undefined reference to `vtable for MainWindow'
CMakeFiles/InternalEye.dir/src/gui/MainWindow.cpp.o: In function `MainWindow::~MainWindow()':
MainWindow.cpp:(.text+0x341): undefined reference to `vtable for MainWindow'
MainWindow.cpp:(.text+0x353): undefined reference to `vtable for MainWindow'
CMakeFiles/InternalEye.dir/src/gui/MainWindow.cpp.o: In function `MainWindow::tr(char const*, char const*, int)':
MainWindow.cpp:(.text._ZN10MainWindow2trEPKcS1_i[_ZN10MainWindow2trEPKcS1_i]+0x3b): undefined reference to `MainWindow::staticMetaObject'
CMakeFiles/InternalEye.dir/src/gui/MenuBar.cpp.o: In function `MenuBar::MenuBar(QWidget*)':
MenuBar.cpp:(.text+0x27): undefined reference to `vtable for MenuBar'
MenuBar.cpp:(.text+0x39): undefined reference to `vtable for MenuBar'
CMakeFiles/InternalEye.dir/src/gui/MenuBar.cpp.o: In function `MenuBar::tr(char const*, char const*, int)':
MenuBar.cpp:(.text._ZN7MenuBar2trEPKcS1_i[_ZN7MenuBar2trEPKcS1_i]+0x3b): undefined reference to `MenuBar::staticMetaObject'
collect2: error: ld returned 1 exit status
make[2]: *** [InternalEye] Error 1
make[1]: *** [CMakeFiles/InternalEye.dir/all] Error 2
make: *** [all] Error 2
20:35:45: Процесс «/usr/bin/make» завершился с кодом 2.
Ошибка при сборке/установке проекта InternalEye (комплект: Desktop Qt 5.6.0 GCC 64bit)
Во время выполнения этапа «Сборка»
20:35:45: Прошло времени: 00:23.

#-------------------------------------------------
#
# Project created by QtCreator 2016-01-29T15:29:42
#
#-------------------------------------------------

QT       += core gui

greaterThan(QT_MAJOR_VERSION, 4): QT += widgets

TARGET = InternalEye
TEMPLATE = app

CONFIG += c++11\
          c++14\
          c++17


SOURCES += main.cpp\
        MainWindow.cpp \
    cpu.cpp \
    Computer.cpp \
    OperatingSystem.cpp \
    Util.cpp \
    MemoryInfo.cpp \
    DisplayInfo.cpp \
    UptimeInfo.cpp \
    LoadInfo.cpp \
    Benchmarks.cpp \
    Boot.cpp \
    DateDifference.cpp \
    Network.cpp \
    Devices.cpp \
    InputDevices.cpp \
    Vendor.cpp \
    MenuBar.cpp \
    SystemTray.cpp \
    Application.cpp \
    Group.cpp \
    User.cpp \
    Module.cpp \
    Filesystem.cpp \
    Language.cpp \
    DevTools.cpp

HEADERS  += MainWindow.h \
    cpu.h \
    Computer.h \
    Util.h \
    Benchmarks.h \
    DateDifference.h \
    Network.h \
    Devices.h \
    Vendor.h \
    Constants.h \
    MenuBar.h \
    SystemTray.h \
    Application.h

RESOURCES += \
    Resources.qrc