HTTP Status 500 – Internal Server Error


Type Exception Report

Message An exception occurred processing [product/product_detail.jsp] at line [13]

Description The server encountered an unexpected condition that prevented it from fulfilling the request.

Exception

org.apache.jasper.JasperException: An exception occurred processing [product/product_detail.jsp] at line [13]

10: <%
11: 	//PRODUCT �뀒�씠釉붿뿉 ���옣�맂 紐⑤뱺 �젣�뭹�젙蹂대�� 寃��깋�븯�뿬 諛섑솚�븯�뒗 DAO �겢�옒�뒪�쓽 硫붿냼�뱶 �샇異�
12: 	int pno=Integer.parseInt(request.getParameter("pno"));
13: 	ProductDTO product= ProductDAO.getDAO().selectProduct(pno);
14: 	
15: 	List<ReviewDTO> reviewList=ReviewDAO.getDAO().selectReviewProductList(pno);
16: 	


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:593)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:467)
	org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

Root Cause

org.apache.jasper.JasperException: An exception occurred processing [product/product_detail.jsp] at line [13]

10: <%
11: 	//PRODUCT �뀒�씠釉붿뿉 ���옣�맂 紐⑤뱺 �젣�뭹�젙蹂대�� 寃��깋�븯�뿬 諛섑솚�븯�뒗 DAO �겢�옒�뒪�쓽 硫붿냼�뱶 �샇異�
12: 	int pno=Integer.parseInt(request.getParameter("pno"));
13: 	ProductDTO product= ProductDAO.getDAO().selectProduct(pno);
14: 	
15: 	List<ReviewDTO> reviewList=ReviewDAO.getDAO().selectReviewProductList(pno);
16: 	


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:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:895)
	org.apache.jsp.index_jsp._jspService(index_jsp.java:147)
	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:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)

Root Cause

java.lang.NullPointerException: Cannot invoke "javax.sql.DataSource.getConnection()" because "coocan.com.dao.JdbcDAO.dataSource" is null
	coocan.com.dao.JdbcDAO.getConnection(JdbcDAO.java:24)
	coocan.com.dao.ProductDAO.selectProduct(ProductDAO.java:129)
	org.apache.jsp.product.product_005fdetail_jsp._jspService(product_005fdetail_jsp.java:134)
	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:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
	org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary.java:895)
	org.apache.jsp.index_jsp._jspService(index_jsp.java:147)
	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:385)
	org.apache.jasper.servlet.JspServlet.service(JspServlet.java:329)
	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/9.0.1