我已经成功地使用Qt和动态链接库开发了一个图形的QT5.15.2应用程序。出于各种原因,我已经确定静态链接将更适合我的应用程序。我试图将我的开发环境转换为使用静态库而不是动态库。我的应用程序构建时没有错误,但是当我将应用程序部署到开发板(运行Debian11.5的BeagleBone Black )时,我得到了以下错误:
qt.qpa.plugin: Could not find the Qt platform plugin "linuxfb" in ""
This application failed to start because no Qt platfo
突然robo3t没有启动,
错误消息
usama@usama:~$ robo3t-snap
This application failed to start because it could not find or load the Qt platform plugin "wayland-egl"
in "".
Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, xcb.
Reinstalling the application may fix thi
我目前正在尝试运行一个在KDE Neon上的Wayland会话中使用PyQt5的程序,但我在尝试启动它时遇到了这个错误:
This application failed to start because it could not find or load the Qt platform plugin "wayland"
in "".
Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb.
Reinstalling the applica
我已经启用了kubuntu-ppa/backports和kubuntu-ppa/ppa的Kubuntu15.10。昨天有一些更新(我猜是5.5.3)。现在我无法登录:
.xsession-errors
This application failed to start because it could not find or load the Qt platform plugin "xcb".
Available platform plugins are: linuxfb, minimal, minimalegl, offscreen.
Reinstalling the ap
我在Debian1032位上构建Qt5。然后,我创建了一个最小的Qt项目,运行$ ~/qt/qt-everywhere-src-5.12.7/qtbase/bin/qmake project.pro和make,但当我尝试执行应用程序时,我执行以下操作: 这是怎么回事? $ ./release/project
qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in ""
This application failed to start because no Qt platform plugin
当IDE Android运行时,很容易从Ubuntu下的命令行启动Android模拟器。我的案子,我只是发布:
$HOME/Android/Sdk/emulator/qemu/linux-x86_64/qemu-system-i386 -avd My_Galaxy_Nexus
但是,当IDE没有运行时,这就失败了。我得到了下一条错误消息(在我看来,这是一个可以忽略的警告):
emulator: WARNING: encryption is off
This application failed to start because it could not find or load the Qt
我正在安装vokoscreen 3.0.8:
https://snapcraft.io/vokoscreen-ng
当我尝试运行它时,它告诉我:
wiktor@wiktor:~$ vokoscreen-ng
This application failed to start because it could not find or load the Qt platform plugin "wayland-egl"
in "".
Available platform plugins are: eglfs, linuxfb, minimal, minimalegl,
首先,我想说我不是一个经验丰富的Linux用户,所以请不要对我太“技术”。
我试图在Xubuntu20.04上安装XnViewMP软件包,但我得到了以下错误:
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstalling the applicatio
在启动wireshark时,我收到以下错误:
sudo wireshark
This application failed to start because it could not find or load the Qt platform plugin "xcb".
Available platform plugins are: linuxfb, minimal, offscreen, xcb.
Reinstalling the application may fix the problem.
Aborted (core dumped)
安装xcb之后,我仍然会得到相同
我是Linux的新用户,而不是Windows。我使用的是Xubuntu16.04,我在我的电脑上安装了viber,但是它不能工作。我从viber.deb下载文件http://viber.com,并在运行应用程序时通过命令:sudo dpkg-i viber.deb安装它。
/opt/viber/Viber
这是错误消息:
This application failed to start because it could not find or load the Qt platform plugin "xcb".
Available platform plugins are: e
My环境: Ubuntun 20.10,Python3.8.6,
pip冻结输出:
PyQt5==5.15.4PyQt5-Qt5==5.15.2PyQt5-sip==12.8.1pyqtgraph==0.12.1PySide2==5.15.2PySide6==6.0.3shiboken2==5.15.2shiboken6==6.0.3
python plotting.py
错误消息:
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
我正在测试一个基于Qt的GUI应用程序,它是用Ubuntu 20.04中的Qt creator生成的。此应用程序使用库,该库需要root权限。但是,无法以root用户身份启动应用程序,因为它无法访问显示。 如果我以普通用户的身份启动应用程序,我会在库中得到一个modprobe错误: $ CGUTLGUI_Qt
qt.core.qobject.connect: QObject::connect: No such signal QSignalMapper::mapped(int) in ../src/cgosfunc/cgosgpio.cpp:242
qt.core.qobject.conne
我正在使用Gallium,这是一个地区,是建立在ubuntu上,特别是Chromebook。这个地区真的很棒,而且非常轻,但是我有一个重要的问题,这对我来说很重要。
每当我试图运行Viber时,我都会得到这个错误。
chrx@chrx:~$ /opt/viber/Viber
This application failed to start because it could not find or load the Qt platform plugin "xcb".
Available platform plugins are: eglfs, linuxfb, minimal,
我对Linux非常陌生,我正在使用Windows 11
从MS store安装ubuntu bash,并使用以下命令安装Spyder
sudo apt-get install spyder
但当我打电话给Spyder
我知道这个错误
user1@DELLG3:~$ spyder
qt.qpa.xcb: could not connect to display
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This applica
我使用运行“xrdp&xfce4”的WSL访问xrdp。我试图运行“NetAnim”为NS-3,使用Qt5。
我一跑就会:
$ ./NetAnim
它给出了一个输出:
qt.qpa.xcb: could not connect to display localhost:0.0
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This application failed to start because no Qt pla
当我试图用./deemix-pyweb打开一个可执行文件时,会出现以下错误:
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" 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
我在我的笔记本电脑上交叉编译了Qt5.12,并将其安装在运行Raspbian Stretch OS的Raspberry Pi 3上。我正在尝试远程调试(从QtCreator)在RPi上运行的应用程序。 当我用./app -platform xcb这样的命令从RPi终端运行我的Qt应用程序时,它工作得很好,但当我试图从远程调试会话运行相同的应用程序时,我得到了以下输出: Could not load shared library symbols for /usr/local/qt5pi/plugins/platforms/libqxcb.so.
Do you need "set sol
我使用创建了一个容器,在获得一些包之后,我想在它上面启动一个qtcreator 4.0.1。我使用ssh连接来连接到容器。启动qtcreator后,我得到如下错误:
This application failed to start because it could not find or load the Qt platform plugin "xcb"
in "".
Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, xcb.
Reinstallin
我在Ubuntu20.04上运行Anki,按照他们的网页上的说明。但是,尝试从命令行或应用程序菜单启动它是行不通的。错误如下:
Qt info: Could not load the Qt platform plugin "xcb" in "" even though it was found.
Qt fatal: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix th
如何在Ubuntu20.04中解决这个问题?
Invalid MIT-MAGIC-COOKIE-1 keyqt.qpa.xcb: could not connect to display :0
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
This application failed to start because no Qt platform plugin could be initialized. Reinstallin
我试图在Linux上部署一个使用gcc编译的C++应用程序,方法是将所需的.so文件放到可执行目录中。我添加了链接器标志-Wl,-rpath=$ORIGIN,这样程序就可以在它所在的目录中查找链接库。这样就可以找到与我的可执行文件直接链接的所有库(通过ldd检查)。
但是,当我试图启动应用程序时,会出现以下错误:
This application failed to start because it could not find or load the Qt platform plugin "xcb".
Available platform plugins are: linu
我试图安装在Ubuntu20.04的口径,但它不会发射。我遵循了另一个问题(口径不再工作)的说明,但没有奏效。我就是这样安装的(5.20.0版):
sudo -v && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin
我得到了一个错误:
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
T
我正在使用appimage 将我的应用程序打包到一个独立的可执行程序中。
我在debian测试lenny的时候做了这个。
我的应用程序使用了许多开放源码库(qt,pythonqt 4/5 gsl ),使用Qt4一切正常。我可以在debian上编译我的应用程序,并创建一个在mint (使用xfce)上平稳运行的appdir映像。
当我切换到Qt5时,它就停止工作了。
现在,appimage运行在debian上,而不是在mint上,我得到了以下错误:
This application failed to start because it could not find or load the Qt
我的头很快就要爆炸了..。我想使用- openssl -linked来编译qt,这样openssl库就可以链接到qt库中。我已经尝试了很多选项,编译时的输出总是:
ssl/qsslcertificate_openssl.cpp: In function ‘uint qHash(const QSslCertificate&, uint)’:
ssl/qsslcertificate_openssl.cpp:63:30: error: invalid use of incomplete type ‘X509 {aka struct x509_st}’
return qHashBit
我做了一个新的Kubuntu22.04安装,并有以下一个问题-我不能启动驱动程序管理。当我转到“设置”,然后单击它的按钮时,xterm窗口将打开询问密码。所以在我指定它之后,一些东西会被打印在控制台中,然后它很快就关闭了,所以我从来没有能够及时地做一个屏幕截图。我不知道如何在这种情况下提供更多的日志。
编辑:似乎我收到了以下错误:
qt.qpa.xcb: could not connect to display :10.0
qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even