Hi, The ejb-jar-ic which contains all the home class, remote class are deployed successfully in the server. The ejb-jar-ic can be download from here: http://www.nabble.com/file/p21329325/ejb-jar-ic.jar ejb-jar-ic.jar Next i try to use the application client to run the ejb program which consists of the AmortClient.class and a jndi properties file. I use this command to start the client: Currently i'm inside the path where the Loan.jar(the path where the application client jar file resides) I got the error: Failed to Load Main-Class manifest attribute from Loan.jar How to i solve the issue? Thanks in advance java -classpath C:\jboss\client\jbossall-client.jar;C:\jboss\server\default\deploy\ejb-jar-ic.jar -jar Loan.jar -- View this message in context: http://www.nabble.com/How-to-run-client-application-using-the-jbossall-cl... Sent from the JBoss - Dev mailing list archive at Nabble.com.