This application failed to start because it could not find or load the Qt platform plugin "xcb" in "". Reinstalling the application may fix this problem

 1.增加Qt 配置文件qt.conf到程序路径，

[Paths]
Prefix=./
Libraries=lib
Plugins=plugins

2.增加xcb库libqxcb.so到路径plugins/platforms/

3.增加Qtbus和Qtxcb库到程序路径/lib/