※ 필수입력정보 ※

▷ 제품버젼 :
▷ 사용중인 주소(URL) : http://club.sja.or.kr:8080
▷ 문제발생시 메뉴/주소 :
▷ 문제발생시 에러메세지
: Error: 500
Location: /source/index.jsp
Internal Servlet Error:

javax.servlet.ServletException: Cannot create bean of class user.table.MailUser
    at source._0002fsource_0002findex_0002ejspindex_jsp_0._jspService(_0002fsource_0002findex_0002ejspindex_jsp_0.java:154)
    at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
    at org.apache.jasper.servlet.JspServlet$JspCountedServlet.service(JspServlet.java:130)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
    at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:282)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
    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:534)

▷ 질문내용]
: 서버를 옮기느라 DB를 백업했다가 다시 설치했습니다. 설정 파일을 그대로 사용했는데.. 위와 같든 에러 메시지가 뜹니다. 어떤 문제가 있는지... ?
빠른 답변 부탁드립니다.