Hello Knauf, Many thanks for the inputs.. But, Still I not able to understand what is wrong in it.. Below is my jboss-web.xml. Can you please advice what needs to be corrected here ?... <?xml version="1.0"?> <enterprise-beans> <ejb-name>common.ProcessMonitor</ejb-name> <jndi-name>common.ProcessMonitor</jndi-name> </enterprise-beans> <container-configuration> <call-logging>false</call-logging> <instance-pool>org.jboss.ejb.plugins.StatelessSessionInstancePool</instance-pool> <container-pool-conf> 10 1 </container-pool-conf> </container-configuration> View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4258662#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...