Getting this ERROR 500
Servlet Exception
java.lang.NoClassDefFoundError: javax/activation/DataSource
at com.sun.mail.pop3.POP3Folder.createMessage(POP3Folder.java:276)
at com.sun.mail.pop3.POP3Folder.getMessage(POP3Folder.java:257)
at javax.mail.Folder.getMessages(Folder.java:857)
at com.enthuware.infra.email.SimpleEmailer.connectAndCheck(SimpleEmailer.java:85)
at com.enthuware.infra.email.SimpleEmailer.<init>(SimpleEmailer.java:39)
at _jsp._specialorders__jsp._jspService(_specialorders__jsp.java:85)
at com.caucho.jsp.JavaPage.service(JavaPage.java:61)
at com.caucho.jsp.Page.pageservice(Page.java:569)
at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:149)
at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:163)
at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:208)
at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:259)
at com.caucho.server.port.TcpConnection.run(TcpConnection.java:332)
at com.caucho.util.ThreadPool.runTasks(ThreadPool.java:457)
at com.caucho.util.ThreadPool.run(ThreadPool.java:398)
at java.lang.Thread.run(Thread.java:534)
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Resin-3.0.10 (built Mon, 20 Dec 2004 01:12:17 PST)