综上所述,解决“could not connect to display :0”问题通常涉及到确认你的环境设置、检查DISPLAY变量、确保X11服务正在运行并且你有权限连接。如果问题依然存在,查看相关日志可能会提供进一步的线索。希望这些信息能帮助你解决问题!
No protocol specified qt.qpa.screen: QXcbConnection: Could not connect to display :0 Could not connect to any X display. 没有使用plt.show()或者imshow()之类的操作。在.bashrc中更改DISPLAY:=0也没有办法解决。 解决方案: importmatplotlib matplotlib.use('Agg')# 一定要加在import matplotlib.pyplot a...
首先 vim ~/.bashrc 然后把下面的这句话加进去,第一行就可以 2. export QT_QPA_PLATFORM='offscreen' 运行如下命令使配置生效 3. source ~/.bashrc 再次运行Pyspider,无报错成功进入。 内容所属专栏
Steps to reproduce run a python script to show a window: import cv2 cv2.namedWindow('img') k = cv2.waitKey(0) print(k, chr(k)) when run it, will get error: qt.qpa.xcb: could not connect to display :0 qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/xq...
简介:【5月更文挑战第16天】qt.qpa.xcb: could not connect to displayqt.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 probl...
docker run --rm -it \ -v /tmp/.X11-unix:/tmp/.X11-unix \ -e DISPLAY=$DISPLAY \ -u qtuser \ jozo/pyqt5 python3 /tmp/hello.py and receive the following error message: No protocol specified qt.qpa.xcb: could not connect to display :0 qt.qpa.plugin: Could not load the Qt pl...
参考:QXcbConnection: Could not connect to display 2. vim /etc/profile , 添加 export DISPLAY=:0.0 ,wq,保存退出 ,再 source /etc/profile 生效。 Qt5: QXcbConnection: Could not connect to display Aborted (core dumped)-CSDN社区 发布于 2021-09-14 11:26...
pycharm显示报错“QXcbConnection: Could not connect to display localhost:xx.0”解决办法 首先在服务器上执行: echo $DISPLAY 会显示出: localhot:xx.0 如下图: 然后在pycharm上设置: 然后点击 "Edit Configurations" 然后修改"Environment variables", 添加一行,如下图蓝色部分所示。
qt.qpa.screen: QXcbConnection: Could not connect to display Could not connect to any X display. 第一种方法 网上一搜就能搜到的方法,大概率没效果。 先执行 echo ${DISPLAY} 查看返回的信息,如果不为空,则将返回的内容拼写到命令里,如 export DISPLAY=':0.0' ...
Could not connect to display :0 Could not connect to any X display. pablo@torrevalde:~$ sudo echo $DISPLAY :1 pablo@torrevalde:~$ echo $DISPLAY :1 pablo@torrevalde:~$ sudo docker run -ti --rm --net=host -e DISPLAY=:1 --volume="$HOME/.Xauthority:/root/.Xauthority:rw" dicombrows...