This application failed to start because it could not find or load the Qt platform plugin "xcb".

ERROR：

This application failed to start because it could not find or load the Qt platform plugin "xcb".

Reinstalling the application may fix this problem.

不兼容的原因

解决：

重新安装一次qt和pyqt

进入anaconda/bin目录～

sudo ./conda remove qt
sudo ./conda remove pyqt
sudo ./conda install qt
sudo ./conda install pyqt