RHEL6安装PrintScreen

新装的RHEL6，执行键盘上的 PrintScreen 截图键，报错如下：

There was an error running gnome-screenshot:

Failed to execute child process "gnome-screenshot" (No such file or directory)

解决：

# yum install gnome-utils -y

技巧：

Alt键+PrintScreen 截图为当前窗口。