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HTTP Status 500 -

type Exception report

message

description The server encountered an internal error () that prevented it from fulfilling this request.

exception

javax.servlet.ServletException: Unable to get connection, DataSource invalid: "java.sql.SQLException: Io exception: The Network Adapter could not establish the connection"
 org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:825)
 org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:758)
 org.apache.jsp.action.login_jsp._jspService(login_jsp.java:92)
 org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
 org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
 org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
 org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

root cause

javax.servlet.jsp.JspException: Unable to get connection, DataSource invalid: "java.sql.SQLException: Io exception: The Network Adapter could not establish the connection"
 org.apache.taglibs.standard.tag.common.sql.QueryTagSupport.getConnection(QueryTagSupport.java:276)
 org.apache.taglibs.standard.tag.common.sql.QueryTagSupport.doStartTag(QueryTagSupport.java:159)
 org.apache.jsp.action.login_jsp._jspx_meth_sql_query_0(login_jsp.java:191)
 org.apache.jsp.action.login_jsp._jspx_meth_c_when_0(login_jsp.java:159)
 org.apache.jsp.action.login_jsp._jspx_meth_c_choose_0(login_jsp.java:128)
 org.apache.jsp.action.login_jsp._jspService(login_jsp.java:85)
 org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:94)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
 org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:324)
 org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:292)
 org.apache.jasper.servlet.JspServlet.service(JspServlet.java:236)
 javax.servlet.http.HttpServlet.service(HttpServlet.java:802)

note The full stack trace of the root cause is available in the Apache Tomcat/5.0.28 logs.