标签：blog io java sp div on log bs ad
Exception in thread "AWT-EventQueue-0" java.lang.ClassCastException: sun.java2d.HeadlessGraphicsEnvironment cannot be cast to sun.awt.Win32GraphicsEnvironment
标签：blog io java sp div on log bs ad
原文地址：http://www.cnblogs.com/qinjunli/p/4071012.html
