[英]QML module not installed error: running Qt app on Embedded Linux
我试图在某个TI板上启动我的交叉编译的GUI Qt应用程序。 我使用此命令启动应用程序:
QT_DEBUG_PLUGINS=1 QT_PLUGIN_PATH=/root/qt-5.2.1-install/plugins LD_LIBRARY_PATH=/root/qt-5.2.1-install/lib/ ./simple_qml_ui -platform linuxfb
不幸的是发生错误:
QFactoryLoader::QFactoryLoader() checking directory path "/root/qt_app/styles" ...
QFactoryLoader::QFactoryLoader() checking directory path "/root/qt-5.2.1-install/plugins/styles" ...
QQmlApplicationEngine failed to load component
qrc:/main.qml:3 module "QtQuick.Window" is not installed
qrc:/main.qml:1 module "QtQuick" is not installed
qrc:/main.qml:2 module "QtQuick.Controls" is not installed
qrc:/main.qml:4 module "QtQuick.Dialogs" is not installed
qrc:/main.qml:3 module "QtQuick.Window" is not installed
qrc:/main.qml:1 module "QtQuick" is not installed
qrc:/main.qml:2 module "QtQuick.Controls" is not installed
qrc:/main.qml:4 module "QtQuick.Dialogs" is not installed
qrc:/main.qml:3 module "QtQuick.Window" is not installed
qrc:/main.qml:1 module "QtQuick" is not installed
qrc:/main.qml:2 module "QtQuick.Controls" is not installed
qrc:/main.qml:4 module "QtQuick.Dialogs" is not installed
qrc:/main.qml:3 module "QtQuick.Window" is not installed
qrc:/main.qml:1 module "QtQuick" is not installed
qrc:/main.qml:2 module "QtQuick.Controls" is not installed
qrc:/main.qml:4 module "QtQuick.Dialogs" is not installed
我错过了一些重要的部署步骤吗? 我该如何解决?
这个答案与主题创建者平台不匹配,但我最近在Windows下遇到了同样的错误并发现了这个问题。
对于在Windows下遇到此问题的其他人,有以下解决方案:
.\windeployqt.exe <project-path> --release --qmldir <qml-dir>
qml-dir示例:C:\\ Qt \\ 5.11.0 \\ mingw53_32 \\ qml
在我的情况下,我不得不从\\ bin文件夹中另外复制以下dll:
libgcc_s_dw2-1.dll, libstdc++-6.dll, libwinpthread-1.dll
事实证明,您只需要将Qt安装文件夹中的plugins目录复制到您的app文件夹即可。
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