※ 필수입력정보 ※

▷ 제품버젼 : nwmail (Linux)
▷ 사용중인 주소(URL) :
▷ 문제발생시 메뉴/주소 :
▷ 문제발생시 에러메세지
:


Error: 500
Location: /source/mail/file/mail_write.jsp
Internal Servlet Error:

javax.servlet.ServletException: javax/activation/DataSource
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:508)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405)
at org.apache.tomcat.core.Handler.service(Handler.java:287)
at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
at org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:812)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
at org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpConnectionHandler.java:213)
at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501)
at java.lang.Thread.run(Thread.java:536)

Root cause:
▷ 질문내용
:
편지쓰기 페이지에서 이렇게 에러가 납니다..
왜 이런지 알고 싶네요... 급히좀 답변 부탁드립니다..