I have the same error when I tried to run JBoss within JBuilder 6. The problem appears to be the classpath. There was too many things in the classpath. I modified the run command in JBuilder to:
C:\j2sdk\jdk1.3.1_02\bin\javaw -classpath "C:\j2sdk\jdk1.3.1_02\lib\tools.jar;C:\j2ee_servers\JBoss-2.4.4_Tomcat-4.0.1\jboss\bin\run.jar;C:\j2ee_servers\JBoss-2.4.4_Tomcat-4.0.1\jboss\lib\crimson.jar;C:\Java\J2EE\test2\classes;C:\j2ee_servers\JBoss-2.4.4_Tomcat-4.0.1\jboss\client\jboss-j2ee.jar;C:\j2sdk\jdk1.3.1_02\demo\jfc\Java2D\Java2Demo.jar;C:\j2sdk\jdk1.3.1_02\jre\lib\ext\comm.jar;C:\j2sdk\jdk1.3.1_02\jre\lib\i18n.jar;C:\j2sdk\jdk1.3.1_02\jre\lib\jaws.jar;C:\j2sdk\jdk1.3.1_02\jre\lib\rt.jar;C:\j2sdk\jdk1.3.1_02\jre\lib\sunrsasign.jar;C:\j2sdk\jdk1.3.1_02\lib\dt.jar;C:\j2sdk\jdk1.3.1_02\lib\htmlconverter.jar" -Djavax.xml.parsers.DocumentBuilderFactory=org.apache.crimson.jaxp.DocumentBuilderFactoryImpl -Djavax.xml.parsers.SAXParserFactory=org.apache.crimson.jaxp.SAXParserFactoryImpl -Duser.dir=C:/j2ee_servers/JBoss-2.4.4_Tomcat-4.0.1/jboss/bin/ org.jboss.Main catalina I hope this help. _________________________________________________________ View thread online: http://main.jboss.org/thread.jsp?forum=66&thread=8441 _______________________________________________ Jboss-development mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/jboss-development