获得一个HeadlessException的：没有X11显示变量设置 [英] Getting a HeadlessException: No X11 DISPLAY variable was set

问题描述

    Exception in thread "main" java.awt.HeadlessException: No X11 DISPLAY variable was set, but this program performed an operation which requires it.

        at java.awt.GraphicsEnvironment.checkHeadless(GraphicsEnvironment.java:159)
        at java.awt.Window.(Window.java:432)
        at java.awt.Frame.(Frame.java:403)
        at javax.swing.JFrame.(JFrame.java:202)
        at DrawGUI.(DrawGUI.java:15)
        at ShapeCreator.(ShapeCreator.java:31)
        at ShapeCreator.main(ShapeCreator.java:138)

这是什么错误讯息是什么意思？我怎么能解决呢？

What does this error message mean? And how can I solve it?

推荐答案

我假设你想隧道进入某些UNIX框。

I assume you're trying to tunnel into some unix box.

确认X11转发在您的腻子设置中启用。

Make sure X11 forwarding is enabled in your PuTTY settings.

这篇关于获得一个HeadlessException的：没有X11显示变量设置的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！