qt可执行程序运行时报出以下错误：

./××××××: /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5: no version information available (required by ./××××××) 
./××××××: /usr/lib/x86_64-linux-gnu/libQt5Core.so.5: no version information available (required by ./××××××) 
./××××××: /usr/lib/x86_64-linux-gnu/libQt5Core.so.5: no version information available (required by ./××××××) 
./××××××: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by ./×××××× 
./××××××: /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5: no version information available (required by ./××××××)

此问题由于 界面可执行程序无法链接到pc机已安装的qt库文件, 首先确保qt5.8已安装成功, 然后将qt5.8的库文件路径添加到环境变量中, 库文件路径通常在qt安装路径的lib文件夹下:

查看环境变量值命令 : echo　 $LD_LIBRARY_PATH

设置环境变量命令: LD_LIBRARY_PATH=$LD_LIBRARY_PATH: “此处为qt5.8库文件路径“;

使环境变量生效: export　 LD_LIBRARY_PATH