Asiudo

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> [wiki/FAQ:-Windows-下以管理员权限运行,仍然不能修改-hosts?](https://github.com/oldj/SwitchHosts/wiki/FAQ:-Windows-%E4%B8%8B%E4%BB%A5%E7%AE%A1%E7%90%86%E5%91%98%E6%9D%83%E9%99%90%E8%BF%90%E8%A1%8C%EF%BC%8C%E4%BB%8D%E7%84%B6%E4%B8%8D%E8%83%BD%E4%BF%AE%E6%94%B9-hosts%EF%BC%9F) 里面提到的可能原因,检查过,问题仍然没解决。另外里面提到的参考,抽空时间继续看下,谢谢!

翻了下,在 Tbed-log.out 日志文件中直接搜 verifyCode 有一段: ``` java.lang.NullPointerException at sun.awt.FontConfiguration.getVersion(FontConfiguration.java:1264) at sun.awt.FontConfiguration.readFontConfigFile(FontConfiguration.java:219) at sun.awt.FontConfiguration.init(FontConfiguration.java:107) at sun.awt.X11FontManager.createFontConfiguration(X11FontManager.java:774) at sun.font.SunFontManager$2.run(SunFontManager.java:441) at java.security.AccessController.doPrivileged(AccessController.java:691) at sun.font.SunFontManager.(SunFontManager.java:386) at sun.awt.FcFontManager.(FcFontManager.java:35) at sun.awt.X11FontManager.(X11FontManager.java:57) at java.lang.J9VMInternals.newInstanceImpl(Native Method) at java.lang.Class.newInstance(Class.java:2106)...

根据错误直接网上搜了下,原来是系统字体类的问题 ``` yum install fontconfig ``` 然后重启了下应用就行了!