JavaMail: 1. I placed the activation.jar and mail.jar in C:\j2sdk1.4.1_02\jre\lib\ext 2. I compiled the program C:\javamail-1.3.1\demo>javac msgsend.java SMTP Server: I downloaded James-2.1.3 1. James-2.1.3 is up and running because the messages shown below are in the console Using PHOENIX_HOME: F:\dev\james-2.1\james-2.1 Using PHOENIX_TMPDIR: F:\dev\james-2.1\james-2.1\temp Using JAVA_HOME: F:\system\jdk\1.4.2 Phoenix 4.0.1 James 2.1 Remote Manager Service started plain:4555 POP3 Service started plain:110 SMTP Service started plain:25 NNTP Service Disabled Fetch POP Disabled 2. I successfully added two users: Caroline and John to James-2.1.3
When I tried to send a message for testing purpose: C:\javamail-1.3.1\demo>java msgsend -o John@localhost -M smtp.localhost Caroline@localhost I got Exception in thread "main" java.lang.NoClassDefFoundError: javax/mail/message Please help me in fixing the problem.