Failed to load platform plugin "xcb". Available platforms are: How can I fix this? Maybe I need to copy some plugin file? When I use Ubuntu with Qt5 installed, but I rename Qt directory, the same problem occurs. So, it uses some file from qt directory... I have found file libqxcb.so in the Qt SDK directory, but placing it in /usr/lib does not help.

2020年9月2日 · This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem. Available platform plugins are: linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl, xcb. Aborted (core dumped)

2018年4月3日 · Xcb's documentation is atrocious but having the Xlib manuals and tutorials at hand, I've learned to cobble together some useful code. As hobbyist programmer, the information I find online is very cryptic, but it always turns out to be a matter of familiarity with the various terms and relevant libraries.

2021年6月17日 · This topic has been deleted. Only users with topic management privileges can see it.

2024年12月3日 · qt.qpa.plugin: From 6.5.0, xcb-cursor0 or libxcb-cursor0 is needed to load the Qt xcb platform plugin. 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.

2020年4月19日 · QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/platforms" ... qt.qpa.plugin: Could not find the Qt platform plugin "xcb" in "" This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem. Aborted (core dumped)

2024年12月9日 · 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 application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

2020年5月22日 · 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 plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, xcb. Aborted (core dumped)

2022年7月13日 · Qt apps work from Terminal-hosted WSL, but not from window WSL. I am trying to run a Qt app, such as xeyes, on WSL2 with Ubuntu 20.04, on Windows 11. When I launch it (xeyes, or Wireshark, or Qt-made

2024年10月4日 · As the headline states, it is a problem with the library XCB. The installer pops up in the initial phase with the above message. The box provides commands to install the required librarries, which I used, but it doesn't solve the problem.