apt-get install apt-file 

apt-file update

apt-file search XXXXXXX.1

搜索 so 文件 在什么包中

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt# ./LinuxArmQtGuiApp

QML debugging is enabled. Only use this in a safe environment.

XXXXXXXXXugin: Could not load the Qt platform plugin "xcb" in "/opt/Qt5.12.4_ARM_Linux/plugins" This application failed to start because no Qt platform plugin could be initialized. Reinstalli

Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, webgl, xcb

Aborted (core dumped)

root@Ubuntu-mate:/opt# ^C

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt# export QT_DEBUG_PLUGINS=1

root@Ubuntu-mate:/opt# ./LinuxArmQtGuiApp

QML debugging is enabled. Only use this in a safe environment.

QFactoryLoader::QFactoryLoader() checking directory path "/opt/Qt5.12.4_ARM_Linux/plugins" ...

QFactoryLoader::QFactoryLoader() checking directory path "/opt" ...

QFactoryLoader::QFactoryLoader() looking at "/opt/LinuxArmQtGuiApp"

"Failed to extract plugin meta data from '/opt/LinuxArmQtGuiApp'"

         not a plugin

QFactoryLoader::QFactoryLoader() looking at "/opt/qt-everywhere-src-5.12.4-compile-completed.tar"

QElfParser: '/opt/qt-everywhere-src-5.12.4-compile-completed.tar' is not an ELF object

"'/opt/qt-everywhere-src-5.12.4-compile-completed.tar' is not an ELF object"

         not a plugin

QFactoryLoader::QFactoryLoader() looking at "/opt/QT_5.12.4_ARM_Linux_in_opt.tar"

QElfParser: '/opt/QT_5.12.4_ARM_Linux_in_opt.tar' is not an ELF object

"'/opt/QT_5.12.4_ARM_Linux_in_opt.tar' is not an ELF object"

         not a plugin

QFactoryLoader::QFactoryLoader() checking directory path "/opt/Qt5.12.4_ARM_Linux/plugins/platforms" ...

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "eglfs"

        ]

    },

    "archreq": 0,

    "className": "QEglFSIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("eglfs")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "linuxfb"

        ]

    },

    "archreq": 0,

    "className": "QLinuxFbIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("linuxfb")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "minimal"

        ]

    },

    "archreq": 0,

    "className": "QMinimalIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("minimal")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "minimalegl"

        ]

    },

    "archreq": 0,

    "className": "QMinimalEglIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("minimalegl")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "offscreen"

        ]

    },

    "archreq": 0,

    "className": "QOffscreenIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("offscreen")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "vnc"

        ]

    },

    "archreq": 0,

    "className": "QVncIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("vnc")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "webgl"

        ]

    },

    "archreq": 0,

    "className": "QWebGLIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("webgl")

QFactoryLoader::QFactoryLoader() looking at "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX"

Found metadata in lib /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX, metadata=

{

    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",

    "MetaData": {

        "Keys": [

            "xcb"

        ]

    },

    "archreq": 0,

    "className": "QXcbIntegrationPlugin",

    "debug": false,

    "version": 330752

}

Got keys from plugin meta data ("xcb")

QFactoryLoader::QFactoryLoader() checking directory path "/opt/platforms" ...

Cannot load library /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX: (XXXXXXXXXXXXXXXXXXX.0: cannot open shared object file: No such file or directory)

QLibraryPrivate::loadPlugin failed on "/opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX" : "Cannot load library /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX: (XXXXXXXXXXXXXXXXXXX.0: cannot open shared object file: No such file or directory)"

XXXXXXXXXugin: Could not load the Qt platform plugin "xcb" in "/opt/Qt5.12.4_ARM_Linux/plugins" even though it was found.

This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, webgl, xcb.

Aborted (core dumped)

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt# ldd /opt/Qt5.12.4_ARM_Linux/plugins/platforms/XXXXXXXXXX

        XXXXXXXXXXXXXXX.5 => /opt/Qt5.12.4_ARM_Linux/lib/XXXXXXXXXXXXXXX.5 (0x76e67000)

        XXXXXXXXXXXX.5 => /opt/Qt5.12.4_ARM_Linux/lib/XXXXXXXXXXXX.5 (0x76a7e000)

        XXXXXXXXXXXXX.5 => /opt/Qt5.12.4_ARM_Linux/lib/XXXXXXXXXXXXX.5 (0x7664f000)

        XXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXX.1 (0x76620000)

        libstdc++.so.6 => /usr/lib/arm-linux-gnueabihf/libstdc++.so.6 (0x76512000)

        XXXXXXX.6 => /lib/arm-linux-gnueabihf/XXXXXXX.6 (0x76425000)

        /lib/XXXXXXXXXXXXXXXXX.3 (0x76f8b000)

        XXXXXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXXXX.1 (0x763e8000)

        XXXXXXXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXX.6 (0x76384000)

        XXXXXXXXXXXXX.5 => /opt/Qt5.12.4_ARM_Linux/lib/XXXXXXXXXXXXX.5 (0x76325000)

        XXXXXXXXXXXXX.0 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.0 (0x76301000)

        XXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.1 (0x762ee000)

        XXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.1 (0x762d7000)

        XXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXX.6 (0x761e9000)

        XXXXXXX.6 => /lib/arm-linux-gnueabihf/XXXXXXX.6 (0x76171000)

        XXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXX.6 (0x7615b000)

        XXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXX.6 (0x76139000)

        XXXXXXXXXXXXXXXXXXX.0 => not found

        XXXXXXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXXX.0 (0x760fa000)

        XXXXXXXXXXXXXX.0 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXXXX.0 (0x76024000)

        libgcc_XXXX.1 => /lib/arm-linux-gnueabihf/libgcc_XXXX.1 (0x75ffc000)

        XXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/mesa/XXXXXXXX.1 (0x75f7a000)

        XXXXXXXXXXXXX.55 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.55 (0x75de1000)

        XXXXXXXXXXX.55 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXX.55 (0x75cc4000)

        XXXXXXXX.2 => /lib/arm-linux-gnueabihf/XXXXXXXX.2 (0x75cb1000)

        XXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXX.6 (0x75ca6000)

        XXXXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXX.6 (0x75c99000)

        XXXXXXXXXXX.1 => /lib/arm-linux-gnueabihf/XXXXXXXXXXX.1 (0x75c71000)

        XXXXXXX.1 => /lib/arm-linux-gnueabihf/XXXXXXX.1 (0x75c4f000)

        XXXXXXXXXXX.0 => /lib/arm-linux-gnueabihf/XXXXXXXXXXX.0 (0x75c27000)

        XXXXXXXXXXXX.3 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXX.3 (0x75be8000)

        XXXXXXXXXX.1 => /lib/arm-linux-gnueabihf/XXXXXXXXXX.1 (0x75bd3000)

        XXXXXXXXXX.3 => /lib/arm-linux-gnueabihf/XXXXXXXXXX.3 (0x75b77000)

        XXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXX.0 (0x75b39000)

        XXXXXXXXXX.6 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXX.6 (0x75b1e000)

        XXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.1 (0x75b0c000)

        XXXXXXXXXXXX.3 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXX.3 (0x75af7000)

        XXXXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.0 (0x75ae1000)

        XXXXXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXX.0 (0x75ad6000)

        XXXXXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXX.0 (0x75acc000)

        XXXXXXXXXXXXXXXXX.0 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXXXXX.0 (0x75ac2000)

        XXXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXX.1 (0x75ab5000)

        XXXXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXXXX.1 (0x75aa3000)

        XXXXXXXXXXXXX.1 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.1 (0x75a97000)

        XXXXXXXXX.2 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXX.2 (0x75a7e000)

        XXXXXXXXXXXXX.55 => /usr/lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.55 (0x741b7000)

        XXXXXXXXXXXXX.0 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXXX.0 (0x7418c000)

        XXXXXXXX.1 => /lib/arm-linux-gnueabihf/XXXXXXXX.1 (0x74176000)

        XXXXXXXXXX.5 => /lib/arm-linux-gnueabihf/XXXXXXXXXX.5 (0x74156000)

        XXXXXXXXXXXX.20 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXX.20 (0x740c7000)

        XXXXXXXXXXXXXXX.0 => /lib/arm-linux-gnueabihf/XXXXXXXXXXXXXXX.0 (0x740ab000)

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

root@Ubuntu-mate:/opt#

apt-get install libxkbcommon-dev libxkbcommon-x11-dev 

Got keys from plugin meta data ("xcb_glx")

QFactoryLoader::QFactoryLoader() checking directory path "/opt/xcbglintegrations" ...

loaded library "/opt/Qt5.12.4_ARM_Linux/plugins/xcbglintegrations/XXXXXXXXXXXXXXXXXXXXXXXXXX"

./LinuxArmQtGuiApp: symbol lookup error: /opt/Qt5.12.4_ARM_Linux/lib/XXXXXXXXXXXXXXX.5: undefined symbol: FT_Get_Font_Format

root@Ubuntu-mate:/opt#

apt-get install libfreetype6