<html><body><div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:12pt"><div>Hi, <br></div><div><br></div><div>I am working on migrating an App from JBoss 4.2.3 to JBoss AS 7.1.1. Now I am facing a problem says "Native Library xxx already loaded in another classloader". <br></div><div>To be specific: Here are the errors: <br></div><div>11:22:17,854 ERROR [stderr] (http--127.0.0.1-80-4) Caused by: java.lang.UnsatisfiedLinkError: Native Library E:\programs\jdk1.6.0_29\jre\bin\jpeg.dll already loaded in another classloader<br>11:22:17,855 ERROR [stderr] (http--127.0.0.1-80-4) at java.lang.ClassLoader.loadLibrary0(ClassLoader.java:1772)<br>11:22:17,856 ERROR [stderr] (http--127.0.0.1-80-4) at java.lang.ClassLoader.loadLibrary(ClassLoader.java:1724)<br>11:22:17,856 ERROR [stderr] (http--127.0.0.1-80-4) at
java.lang.Runtime.loadLibrary0(Runtime.java:823)<br>11:22:17,857 ERROR [stderr] (http--127.0.0.1-80-4) at java.lang.System.loadLibrary(System.java:1028)<br>11:22:17,857 ERROR [stderr] (http--127.0.0.1-80-4) at sun.security.action.LoadLibraryAction.run(Unknown Source)<br>11:22:17,858 ERROR [stderr] (http--127.0.0.1-80-4) at java.security.AccessController.doPrivileged(Native Method)<br>11:22:17,859 ERROR [stderr] (http--127.0.0.1-80-4) at sun.awt.image.codec.JPEGImageDecoderImpl.<clinit>(Unknown Source)<br>11:22:17,859 ERROR [stderr] (http--127.0.0.1-80-4) at com.sun.image.codec.jpeg.JPEGCodec.createJPEGDecoder(Unknown Source)<br>11:22:17,860 ERROR [stderr] (http--127.0.0.1-80-4) at com.sun.media.jai.codecimpl.JPEGImage.<init>(JPEGImageDecoder.java:106)<br>11:22:17,861 ERROR [stderr] (http--127.0.0.1-80-4) at
com.sun.media.jai.codecimpl.JPEGImageDecoder.decodeAsRenderedImage(JPEGImageDecoder.java:46)<br>11:22:17,862 ERROR [stderr] (http--127.0.0.1-80-4) at com.sun.media.jai.opimage.CodecRIFUtil.create(CodecRIFUtil.java:88)<br>11:22:17,865 ERROR [stderr] (http--127.0.0.1-80-4) at com.sun.media.jai.opimage.JPEGRIF.create(JPEGRIF.java:43)<br>11:22:17,867 ERROR [stderr] (http--127.0.0.1-80-4) ... 114 more<br><br>The same App runs well under JBoss 4.2.3. I am wondering if the error is caused by the Modularized class loading in JBoss AS7? <br></div><div><br></div><div>Could someone please give me some advices on how to resolve the problem? <br></div><div><br></div><div>Thanks a lot in advance. <br></div><div><br></div><div>Regards, <br></div><div><br></div><div>Michael<br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div></div></div></body></html>