Problem getting during Build the project

[Jhankar patel]

I am getting below error during build when I to display the image using cv::imshow() function
Opencv 4.0
Qt vesion 5.10

/usr/local/lib/libopencv_highgui.so: undefined reference to QString::toUtf8_helper(QString const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::viewportEvent(QEvent*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractSlider::value() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QBezier::bounds() const@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QRegularExpression::~QRegularExpression()@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::showEvent(QShowEvent*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qvsnprintf(char*, unsigned long, char const*, __va_list_tag*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QPen::QPen(QColor const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qrand()@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qEnvironmentVariableIntValue(char const*, bool*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::metaObject() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QWidgetPrivate@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to non-virtual thunk to QBoxLayout::heightForWidth(int) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QVariant::toString() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::append(char)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QBoxLayout::addLayout(QLayout*, int)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QCheckBox::checkStateSet()@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::hasAlphaChannel() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::windowTitle() const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qsnprintf(char*, unsigned long, char const*, ...)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QPaintEngineExPrivate@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QString::toLocal8Bit_helper(QChar const*, int)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qTriangulate(QVectorPath const&, QTransform const&, double, bool)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QPaintDevice@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QFont::QFont(QFont const&)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::mid(int, int) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::showNormal()@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractScrollArea::viewport() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QtPrivate::ResultStoreBase::filterMode() const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QMetaType::typeName(int)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWidget::QWidget(QWidgetPrivate&, QWidget*, QFlags<Qt::WindowType>)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QElapsedTimer::start()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setDepthBufferSize(int)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QTransform::map(QPointF const&) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QObject::setObjectName(QString const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractScrollArea::eventFilter(QObject*, QEvent*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineExPrivate::~QPaintEngineExPrivate()@Qt_5_PRIVATE_API' /usr/local/lib/libopencv_highgui.so: undefined reference to QWaitCondition::QWaitCondition()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineEx::drawRects(QRectF const*, int)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImageTextureGlyphCache::createTextureData(int, int)@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QTimer::start(int)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QRadioButton::sizeHint() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QString::operator=(QString const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QFile::~QFile()@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::qt_metacast(char const*)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qstrdup(char const*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QIcon::QIcon(QString const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QRadioButton::staticMetaObject@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QBoxLayout::minimumSize() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QMutex::lock()@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QDir::mkpath(QString const&) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QApplication::QApplication(int&, char**, int)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to hex(QTextStream&)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QFileInfo::path() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QRadioButton::hitButton(QPoint const&) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QVariant::~QVariant()@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qEnvironmentVariableIsSet(char const*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::setFocusPolicy(Qt::FocusPolicy)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QGradient::stops() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractSlider::setPageStep(int)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImageTextureGlyphCache::resizeTextureData(int, int)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLFunctions::openGLFeatures() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLContext::defaultFramebufferObject() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QGraphicsEffectPrivate@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to typeinfo for QCheckBox@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QString::chop(int)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QObject::objectName() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImagePixmapCleanupHooks::addPlatformPixmapDestructionHook(void ()(QPlatformPixmap))@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QAbstractConcatenable::appendLatin1To(char const*, int, QChar*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWidget::testAttribute_helper(Qt::WidgetAttribute) const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QThreadStorageData::get() const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QFileInfo::isDir() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractButton::text() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QCheckBox::paintEvent(QPaintEvent*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLContext::versionFunctions(QOpenGLVersionProfile const&) const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QColor::redF() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::setDevicePixelRatio(double)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QBezier::fromPoints(QPointF const&, QPointF const&, QPointF const&, QPointF const&)@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QRadialGradient::centerRadius() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to vtable for QFontEngineGlyphCache@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImagePixmapCleanupHooks::addImageHook(void (*)(long long))@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QSysInfo::productType()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setStencilBufferSize(int)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QFutureInterfaceBase::queryState(QFutureInterfaceBase::State) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to typeinfo for QException@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::~QSurfaceFormat()@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QSysInfo::productVersion()@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QVariant::QVariant(QSize const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QString::operator==(QLatin1String) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QBrush::QBrush(QColor const&, Qt::BrushStyle)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::scaled(QSize const&, Qt::AspectRatioMode, Qt::TransformationMode) const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QProcess::readAllStandardError()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QThreadStorageData::QThreadStorageData(void (*)(void*))@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QString::toLatin1_helper(QString const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qVersion@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QThread::QThread(QObject*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::QImage(QImage const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QFile::open(QFlagsQIODevice::OpenModeFlag)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to vtable for QImage@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setStereo(bool)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QObject::childEvent(QChildEvent*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QColor::rgba() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QMetaObject::Connection::~Connection()@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QTransform::QTransform(double, double, double, double, double, double)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QDirIterator::fileInfo() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QPen::~QPen()@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractButton::timerEvent(QTimerEvent*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::sharedPainter() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setProfile(QSurfaceFormat::OpenGLContextProfile)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to non-virtual thunk to QBoxLayout::minimumHeightForWidth(int) const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qtVectorPathForPath(QPainterPath const&)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QBrush::gradient() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngine::systemClip() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QHBoxLayout::qt_metacast(char const*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QDashedStrokeProcessor::QDashedStrokeProcessor()@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QDirIterator::hasNext() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QTransform::map(double, double, double*, double*) const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QRegion::end() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to non-virtual thunk to QBoxLayout::expandingDirections() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QObject::staticMetaObject@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QVariant::QVariant(QRegularExpression const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::contextMenuEvent(QContextMenuEvent*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QPixmap::save(QString const&, char const*, int) const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QVectorPath::addCacheData(QPaintEngineEx*, void*, void ()(QPaintEngineEx, void*)) const@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QGradient::interpolationMode() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QListData::shared_null@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::hide()@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::format() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QSlider::QSlider(Qt::Orientation, QWidget*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWindow::create()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::scanLine(int)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QDir::absoluteFilePath(QString const&) const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QTriangulatingStroker::process(QVectorPath const&, QPen const&, QRectF const&, QFlags<QPainter::RenderHint>)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setOption(QSurfaceFormat::FormatOption, bool)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QString::toLatin1_helper_inplace(QString&)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLSharedResource::QOpenGLSharedResource(QOpenGLContextGroup*)@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QCoreApplication::applicationFilePath()@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qt_register_signal_spy_callbacks(QSignalSpyCallbackSet const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QPainterState@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWindow::setSurfaceType(QSurface::SurfaceType)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLContext::openGLModuleType()@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QFile::QFile()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLContext::shareContext() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::focusOutEvent(QFocusEvent*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::bytesPerLine() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QCursor::QCursor(Qt::CursorShape)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::append(char const*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QHBoxLayout::QHBoxLayout()@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QLayout::isEmpty() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QBoxLayout::itemAt(int) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractButton::focusOutEvent(QFocusEvent*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QRegion::begin() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QEventLoop::exit(int)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::startsWith(char) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QPainter::setBrush(QBrush const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::dropEvent(QDropEvent*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QMapDataBase::freeData(QMapDataBase*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QThreadPool::start(QRunnable*, int)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QFutureInterfaceBase::refT() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPainter::paintEngine() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QPixmap::QPixmap(QSize const&)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::setLayout(QLayout*)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QCoreApplication::applicationDirPath()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineEx::fillRect(QRectF const&, QBrush const&)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QRegularExpressionMatch::hasMatch() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineEx::drawRects(QRect const*, int)@Qt_5_PRIVATE_API' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QRegularExpressionMatch::~QRegularExpressionMatch()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintDevice::initPainter(QPainter*) const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QBrush::QBrush(QBrush const&)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QPushButton::focusOutEvent(QFocusEvent*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWindow::devicePixelRatio() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineEx::clip(QPainterPath const&, Qt::ClipOperation)@Qt_5_PRIVATE_API' /usr/local/lib/libopencv_highgui.so: undefined reference to QAction::QAction(QIcon const&, QString const&, QObject*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QTemporaryDir::QTemporaryDir()@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QVariant::toRegularExpression() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setRedBufferSize(int)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::split(char) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to qUnregisterResourceData(int, unsigned char const*, unsigned char const*, unsigned char const*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QFutureInterfaceBase::reportException(QException const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qt_widget_private(QWidget*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QVariant::toPoint() const@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QTemporaryDir::isValid() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPainterPath::addRegion(QRegion const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWidget::setAutoFillBackground(bool)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QObject::disconnect(QObject const*, char const*, QObject const*, char const*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::isNull() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLExtensions::openGLExtensions()@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QBoxLayout::addItem(QLayoutItem*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineExPrivate::replayClipOperations()@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::event(QEvent*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QMenu::QMenu(QWidget*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::setCursor(QCursor const&)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QPushButton::qt_metacall(QMetaObject::Call, int, void**)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to typeinfo for QGraphicsEffect@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QBoxLayout::addWidget(QWidget*, int, QFlagsQt::AlignmentFlag)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QHBoxLayout::~QHBoxLayout()@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::truncate(int)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QArrayData::shared_null@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QColor::setGreenF(double)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWindow::handle() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QSettings::setArrayIndex(int)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QColor::invalidate()@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLContext::getProcAddress(char const*) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QLabel::QLabel(QWidget*, QFlags<Qt::WindowType>)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::simplified_helper(QByteArray const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QMetaObjectPrivate::signal(QMetaObject const*, int)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qFormatLogMessage(QtMsgType, QMessageLogContext const&, QString const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::number(double, char, int)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QColor::operator==(QColor const&) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to typeinfo for QGraphicsView@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QThread::wait(unsigned long)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to non-virtual thunk to QWidget::redirected(QPoint*) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QApplication::closeAllWindows()@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QListData::erase(void**)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QFileDevice::atEnd() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::moveEvent(QMoveEvent*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintEngineEx::clip(QRect const&, Qt::ClipOperation)@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QColor::setRgb(int, int, int, int)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QPainter::fillRect(QRect const&, QColor const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QByteArray::append(QByteArray const&)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPen::joinStyle() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::metric(QPaintDevice::PaintDeviceMetric) const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QElapsedTimer::nsecsElapsed() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::paintEvent(QPaintEvent*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QShortcut::QShortcut(QKeySequence const&, QWidget*, char const*, char const*, Qt::ShortcutContext)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to typeinfo for QFutureInterfaceBase@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QOpenGLFramebufferObject::QOpenGLFramebufferObject(QSize const&, QOpenGLFramebufferObjectFormat const&)@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to qstrncpy(char*, char const*, unsigned int)@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QFileInfo::setFile(QDir const&, QString const&)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QVariant::toSize() const@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qt_scaleForTransform(QTransform const&, double*)@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImage::scanLine(int) const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::mouseMoveEvent(QMouseEvent*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QObject::~QObject()@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to qt_sine_table@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QLibraryInfo::location(QLibraryInfo::LibraryLocation)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QImagePixmapCleanupHooks::enableCleanupHooks(QPixmap const&)@Qt_5_PRIVATE_API'
/usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::focusInEvent(QFocusEvent*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QDate::toString(QString const&) const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QButtonGroup::addButton(QAbstractButton*, int)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QPaintDevice::redirected(QPoint*) const@Qt_5'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QRadialGradient::focalPoint() const@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QRadioButton::minimumSizeHint() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QGraphicsView::dragEnterEvent(QDragEnterEvent*)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QString::fromUtf8_helper(char const*, int)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QFontMetrics::~QFontMetrics()@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::devType() const@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::dragMoveEvent(QDragMoveEvent*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QWidgetPrivate::setWindowFlags(QFlagsQt::WindowType)@Qt_5_PRIVATE_API'
//home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::alphaBufferSize() const@Qt_5' //home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QLibraryInfo::build()@Qt_5'
//home/bulki/anaconda3/lib/libQt5Test.so.5: undefined reference to QRegExp::QRegExp(QString const&, Qt::CaseSensitivity, QRegExp::PatternSyntax)@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QAbstractButton::focusInEvent(QFocusEvent*)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QRadioButton::qt_metacast(char const*)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::setAlphaBufferSize(int)@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QWidget::show()@Qt_5' /usr/local/lib/libopencv_highgui.so: undefined reference to QIcon::~QIcon()@Qt_5'
/usr/local/lib/libopencv_highgui.so: undefined reference to QPainter::setPen(QColor const&)@Qt_5' //home/bulki/anaconda3/lib/libQt5OpenGL.so.5: undefined reference to QSurfaceFormat::testOption(QSurfaceFormat::FormatOption) const@Qt_5'

[aha_1980]

Hi @Jhankar-patel, and welcome to the forum.

Can you show as your *.pro file please? Thanks.

[SGaist]

Hi and welcome to devnet,

You seem to be mixing your local system Qt and the conda installed version.

How did you install OpenCV ?
What about using the version provided by conda ?