I want to debug remotely on JBoss, so I uncommented the relevant line in run.bat. Here is what I get. C:\e-workspace\jboss-4.2.1.GA\bin>run =============================================================================== JBoss Bootstrap Environment JBOSS_HOME: C:\e-workspace\jboss-4.2.1.GA JAVA: C:\Sun\SDK-5\jdk\bin\java JAVA_OPTS: -Xdebug -Xnoagent -Xrunjdwp:transport=dt_socket,address=8787, server=y, suspend=n -Dprogram.name=run.bat -server -Xms128m -Xmx512m -Dsun.rmi.dgc.client.gcInterval=3600000 -Dsun.rmi.dgc.server.gcInterval=3600000 -Djmx.invoke.getters=true CLASSPATH: C:\Sun\SDK-5\jdk\lib\tools.jar;C:\e-workspace\jboss-4.2.1.GA\bin\run.jar =============================================================================== ERROR: transport error 202: connect failed: Connection refused ["transport.c",L41] ERROR: JDWP Transport dt_socket failed to initialize, TRANSPORT_INIT(510) ["debugInit.c",L500] JDWP exit error JVMTI_ERROR_INTERNAL(113): No transports initializedFATAL ERROR in native method: JDWP No transports initialized, jvmtiError=JVMTI_ERROR_INTERNAL(113) I will be grateful for any feedback. t View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4102183#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...