Hi, I got this error when I run my java code: Could not create JNDI API context: javax.naming.NoInitialContextException: Cannot instantiate class: java.naming.factory.init ial [Root exception is java.lang.ClassNotFoundException: java.naming.factory.initial] Can someone tell me what went wrong in my code? *********************************************** import java.lang.*; import javax.jms.*; import javax.naming.*; import java.util.Properties; public class IBMMQSender { public static void main(String[] args) { String queueName = null; InitialContext jndiContext = null; QueueConnectionFactory queueConnectionFactory = null; QueueConnection queueConnection = null; QueueSession queueSession = null; Queue queue = null; QueueSender queueSender = null; TextMessage message = null; final int NUM_MSGS; if ( (args.length < 1) || (args.length > 2) ) { System.out.println("Usage: java IBMMQSender " + "<queue-name> [<number-of-messages>]"); System.exit(1); } queueName = new String(args[0]); System.out.println("Queue name is " + queueName); if (args.length == 2){ NUM_MSGS = (new Integer(args[1])).intValue(); } else { NUM_MSGS = 1; } /* * Create a JNDI API InitialContext object if none exists * yet. */ try { Properties properties = new Properties(); properties.put(Context.INITIAL_CONTEXT_FACTORY, "java.naming.factory.initial"); properties.put(Context.URL_PKG_PREFIXES, "java.naming.factory.url.pkgs"); properties.put(Context.PROVIDER_URL, "java.naming.provider.url"); jndiContext = new InitialContext(properties); //jndiContext = new InitialContext(); } catch (NamingException e) { System.out.println("Could not create JNDI API " + "context: " + e.toString()); System.exit(1); } View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4131993#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...