모바일 jsp 공부중 500 에러

Question

HTTP Status 500 – Internal Server ErrorType Exception ReportMessage An exception occurred processing [member/join.jsp] at line [96]Description The server encountered an unexpected condition that prevented it from fulfilling the request.Exceptionorg.apache.jasper.JasperException: An exception occurred processing [member/join.jsp] at line [96] 93: <% 94: } catch(SQLException e) { 95: // 여러 테이블 수정 시 에러가 있으면 rollback 처리 96: conn.rollback(); 97: 98: rst &#61; &#34;시스템에러&#34;; 99: msg &#61; e.getMessage(); Stacktrace: org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:593) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:482) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330) javax.servlet.http.HttpServlet.service(HttpServlet.java:741) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) Root Causejava.lang.NullPointerException org.apache.jsp.member.join_jsp._jspService(join_jsp.java:233) org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) javax.servlet.http.HttpServlet.service(HttpServlet.java:741) org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:444) org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:386) org.apache.jasper.servlet.JspServlet.service(JspServlet.java:330) javax.servlet.http.HttpServlet.service(HttpServlet.java:741) org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) Note The full stack trace of the root cause is available in the server logs.Apache Tomcat/9.0.2 저 부분이면 SQL DB연결쪽같은데.. 뭘 수정해야할지모르겠습니다..

speed1139 · Answer

DB연결은 된거같고. 결과값을 뽑아내올때 문제가 있는거같습니다. 적으신 로그상으로는

Level.6 · Answer

로그에 롤백부분에러나있다써있고밑에 로그에 널포인트 익셉션이라 써있으니if(null!&#61;conn){conn.rollback();}else{에러로그 커넥션이 연결되지 않았습니다.}

모바일 jsp 공부중 500 에러

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