a bug when upload the picture

[Migrated From Jforum.net]

Hi, Rafael

When i upload a picture either present a topic or load avatar from my computer, there always occur an error. It suggest as follow,
"
An error has occurred.

For detailed error information, please see the HTML source code, and contact the forum Administrator.

java.lang.reflect.InvocationTargetException

"
What's wrong with it? Can you help me to figure this out.

My JForum is 2.1.7 and deploied in a FreeBSD 6.1, Mysql is 4, Tomcat is 5.5.
Thanks.
[originally posted on jforum.net by renran]

[Migrated From Jforum.net]

Please attach the exception that is shown in the page's source code.

Rafael
[originally posted on jforum.net by Rafael Steil]

[Migrated From Jforum.net]

the exception is shown in the html page source code is
"
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:324)
at net.jforum.Command.process(Command.java:116)
at net.jforum.JForum.service(JForum.java:182)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at net.jforum.util.legacy.clickstream.ClickstreamFilter.doFilter(ClickstreamFilter.java:59)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:214)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardContextValve.invokeInternal(StandardContextValve.java:198)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:152)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:137)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:118)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:102)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
at org.apache.catalina.core.StandardValveContext.invokeNext(StandardValveContext.java:104)
at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:520)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:929)
at org.apache.coyote.tomcat5.CoyoteAdapter.service(CoyoteAdapter.java:160)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:799)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:705)
at org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:577)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:534)
Caused by: java.lang.NoClassDefFoundError
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:141)
at java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment(GraphicsEnvironment.java:62)
at java.awt.image.BufferedImage.createGraphics(BufferedImage.java:1041)
at net.jforum.util.image.ImageUtils.createBufferedImage(ImageUtils.java:196)
at net.jforum.util.image.ImageUtils.resizeImage(ImageUtils.java:121)
at net.jforum.util.image.ImageUtils.resizeImage(ImageUtils.java:88)
at net.jforum.view.forum.common.UserCommon.handleAvatar(UserCommon.java:204)
at net.jforum.view.forum.common.UserCommon.saveUser(UserCommon.java:137)
at net.jforum.view.forum.UserAction.editSave(UserAction.java:124)
... 34 more
"

Thank you
[originally posted on jforum.net by renran]

[Migrated From Jforum.net]

Please get the latest code from cvs. We made some changes to the images class.

Rafael
[originally posted on jforum.net by Rafael Steil]