Caused by: javax.imageio.IIOException: Can't create cache file!
验证码 无法显示问题。
错误日志为：
Caused by: javax.imageio.IIOException: Can't create cache file!at javax.imageio.ImageIO.createImageOutputStream(ImageIO.java:397)at javax.imageio.ImageIO.write(ImageIO.java:1558)... 119 moreCaused by: java.io.IOException: 系统找不到指定的路径。at java.io.WinNTFileSystem.createFileExclusively(Native Method)at java.io.File.checkAndCreate(File.java:1704)at java.io.File.createTempFile(File.java:1792)at javax.imageio.stream.FileCacheImageOutputStream.<init>(FileCacheImageOutputStream.java:71)at com.sun.imageio.spi.OutputStreamImageOutputStreamSpi.createOutputStreamInstance(OutputStreamImageOutputStreamSpi.java:50)at javax.imageio.ImageIO.createImageOutputStream(ImageIO.java:393)... 120 morejavax.imageio.IIOException: Can't create output stream!at javax.imageio.ImageIO.write(ImageIO.java:1560)at net.sxinfo.common.struts2.xwork2.AuthCodeAction.execute(AuthCodeAction.java:64)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
