Got keys from plugin meta data ("xcb") QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/platforms" ... loaded library "/home/rvbust/.local/lib/python3.10/site-packages/cv2/qt/plugins/platforms/libqxcb.so" QObject::moveToThread: Current thread (0x55d0e85c9510) is not the object's thread (0x55d0e936a950). Cannot move to target thread (0x55d0e85c9510) qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/rvbust/.local/lib/python3.10/site-packages/cv2/qt/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: xcb, eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl. Aborted (core dumped)
时间: 2024-01-01 20:04:30 浏览: 139
这个错误提示也是与 xcb 插件库有关的。根据提示,Qt 找到了 xcb 插件库,但在加载时出现了问题。可能是因为插件库与应用程序的 Qt 版本不匹配,或者缺少某些依赖库。
你可以尝试以下解决方法:
1. 确认应用程序和 Qt 版本是否匹配。如果不匹配,请安装匹配的 Qt 版本或重新编译应用程序。
2. 确认是否已安装 xcb 相关的依赖库。如果没有,请安装 xcb 相关的依赖库。
3. 确认 LD_LIBRARY_PATH 环境变量是否正确设置。如果没有设置,请设置正确的路径。
4. 尝试从源代码重新编译 Qt 并重新安装 xcb 插件库。
希望以上方法可以帮助你解决问题。
相关问题
Got keys from plugin meta data ("xcb") QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/platforms" ... loaded library "/home/rvbust/.local/lib/python3.10/site-packages/cv2/qt/plugins/platforms/libqxcb.so" QObject::moveToThread: Current thread (0x55c8bbab3cc0) is not the object's thread (0x55c8bca401d0). Cannot move to target thread (0x55c8bbab3cc0) qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "/home/rvbust/.local/lib/python3.10/site-packages/cv2/qt/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: xcb, eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, webgl. Aborted (core dumped)
这个错误可能是由于缺少Qt平台插件导致的。它通常会在使用PyQt或PySide等Python UI库时出现,因为它们需要Qt平台插件才能正常工作。在这种情况下,您可以尝试以下步骤来解决该问题:
1. 确保已安装Qt平台插件。您可以尝试使用以下命令来安装缺少的插件:
```
sudo apt-get install libqt5xcbqpa5
```
2. 检查您的环境变量。请确保QT_QPA_PLATFORM_PLUGIN_PATH环境变量已设置为包含Qt平台插件的路径。例如:
```
export QT_QPA_PLATFORM_PLUGIN_PATH=/usr/lib/qt/plugins/platforms/
```
3. 尝试重新安装PyQt或PySide。如果上述步骤都没有解决问题,您可以尝试重新安装这些库。
4. 检查您的应用程序代码。如果您的应用程序使用了多个线程,请确保正确设置了线程。例如,如果您在主线程中创建了QWidget并将其传递给了另一个线程,则可能会导致此错误。
Got keys from plugin meta data ("ibus") QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/platforminputcontexts" ... loaded library "/home/rvbust/.local/lib/python3.10/site-packages/PyQt5/Qt5/plugins/platforminputcontexts/libcomposeplatforminputcontextplugin.so" QFactoryLoader::QFactoryLoader() checking directory path "/home/rvbust/.local/lib/python3.10/site-packages/PyQt5/Qt5/plugins/styles" ... QFactoryLoader::QFactoryLoader() checking directory path "/usr/bin/styles" ... Traceback (most recent call last): File "/home/rvbust/Documents/FlexLocation_new/ViewerApp.py", line 30, in <module> main() File "/home/rvbust/Documents/FlexLocation_new/ViewerApp.py", line 24, in main main_window = GlyphViewerApp() File "/home/rvbust/Documents/FlexLocation_new/ViewerApp.py", line 10, in __init__ self.setup() File "/home/rvbust/Documents/FlexLocation_new/ViewerApp.py", line 15, in setup self.ui.setupUi(self) File "/home/rvbust/Documents/FlexLocation_new/glyph_view.py", line 33, in setupUi self.actionLoadCloud = QAction(MainWindow) TypeError: 'PySide6.QtGui.QAction.__init__' called with wrong argument types: PySide6.QtGui.QAction.__init__(GlyphViewerApp) Supported signatures: PySide6.QtGui.QAction.__init__(Union[PySide6.QtGui.QIcon, PySide6.QtGui.QPixmap], str, Optional[PySide6.QtCore.QObject] = None) PySide6.QtGui.QAction.__init__(Optional[PySide6.QtCore.QObject] = None) PySide6.QtGui.QAction.__init__(str, Optional[PySide6.QtCore.QObject] = None) QLibraryPrivate::unload succeeded on "/home/rvbust/.local/lib/python3.10/site-packages/PyQt5/Qt5/plugins/platforminputcontexts/libcomposeplatforminputcontextplugin.so" QLibraryPrivate::unload succeeded on "/home/rvbust/.local/lib/python3.10/site-packages/PyQt5/Qt5/plugins/platformthemes/libqgtk3.so" QLibraryPrivate::unload succeeded on "/home/rvbust/.local/lib/python3.10/site-packages/PyQt5/Qt5/plugins/platforms/libqxcb.so" QLibraryPrivate::unload succeeded on "Xcursor" (faked)
这个错误信息出现在实例化 `GlyphViewerApp` 对象时,调用了 `setup` 方法。具体来说,`GlyphViewerApp` 继承自 `QtWidgets.QMainWindow`,而 `setup` 方法中又调用了 `glyph_view.ui` 模块中的 `setupUi` 方法创建了一些 UI 控件,其中包括一个 `QAction` 对象。但是在创建 `QAction` 对象时,传入的参数类型不正确,导致了这个错误。
解决这个问题的方法是,在 `glyph_view.ui` 模块中找到创建 `QAction` 对象的代码,确保参数类型正确。根据错误信息中的提示,`QAction.__init__` 方法支持多种不同的参数类型,需要根据实际情况选择正确的参数类型传入。例如,可以尝试修改为:
```python
self.actionLoadCloud = QAction("Load Cloud", self)
```
这里将第一个参数修改为字符串类型,表示 `QAction` 对象的文本标签。同时,将第二个参数指定为 `self`,表示 `QAction` 对象的父对象为 `GlyphViewerApp` 对象。这样就可以避免参数类型不匹配的错误了。
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