Hello, I installed jboss application server 4.0.5. But when i tried to execute the run.sh, getting the following errr: 18:07:59,047 INFO [JkMain] Jk running ID=0 time=0/120 config=null 18:07:59,061 INFO [Server] JBoss (MX MicroKernel) [4.0.5.GA (build: CVSTag=Branch_4_0 date=200610162339)] Started in 28s:593ms 18:08:06,177 WARN [UDP] packet from /17.128.106.51:64550 has different version (0227?) from ours (02271). This may cause problems 18:08:06,178 ERROR [UDP] exception=java.io.StreamCorruptedException: invalid stream header at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:753) at java.io.ObjectInputStream.(ObjectInputStream.java:268) at org.jgroups.protocols.UDP.handleIncomingUdpPacket(UDP.java:670) at org.jgroups.protocols.UDP.run(UDP.java:249) at java.lang.Thread.run(Thread.java:613) ^C18:08:12,169 INFO [Server] Runtime shutdown hook called, forceHalt: true 18:08:12,171 INFO [Server] JBoss SHUTDOWN: Undeploying all packages 18:08:13,766 INFO [TomcatDeployer] undeploy, ctxPath=/jmx-console, warUrl=.../deploy/jmx-console.war/ 18:08:13,790 INFO [ConnectionFactoryBindingService] Unbound ConnectionManager 'jboss.jca:service=ConnectionFactoryBinding,name=JmsXA' from JNDI name 'java:JmsXA' 18:08:13,820 INFO [testTopic] Unbinding JNDI name: topic/testTopic 18:08:13,822 INFO [securedTopic] Unbinding JNDI name: topic/securedTopic 18:08:13,823 INFO [testDurableTopic] Unbinding JNDI name: topic/testDurableTopic 18:08:13,827 INFO [testQueue] Unbinding JNDI name: queue/testQueue 18:08:13,843 INFO [A] Unbinding JNDI name: queue/A 18:08:13,845 INFO [B] Unbinding JNDI name: queue/B 18:08:13,849 INFO [C] Unbinding JNDI name: queue/C 18:08:13,851 INFO [D] Unbinding JNDI name: queue/D 18:08:13,853 INFO [ex] Unbinding JNDI name: queue/ex 18:08:13,859 INFO [DLQ] Unbinding JNDI name: queue/DLQ 18:08:13,864 INFO [ConnectionFactoryBindingService] Unbound ConnectionManager 'jboss.jca:service=DataSourceBinding,name=DefaultDS' from JNDI name 'java:DefaultDS' 18:08:15,180 WARN [UDP] packet from /17.128.106.51:51491 has different version (0227?) from ours (02271). This may cause problems 18:08:15,182 ERROR [UDP] exception=java.io.StreamCorruptedException: invalid stream header at java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:753) at java.io.ObjectInputStream.(ObjectInputStream.java:268) at org.jgroups.protocols.UDP.handleIncomingUdpPacket(UDP.java:670) at org.jgroups.protocols.UDP$IncomingPacketHandler.run(UDP.java:1332) at java.lang.Thread.run(Thread.java:613) Machine details: OS - mac os 10.4.8. Java - 1.5 Please let me know if i missed anything on this. Thanks again, Elangovan. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3982841#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...