jsp与sql2000连接的问题！在线等待
错误如下，tomcat的lib里面已经放了那三个jar文件
，我的是xp   sql2000     sp3的补丁打不上，说什么指定的实例名无效     我应该怎么做？急死了！
type   Exception   report

message  

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

exception  

org.apache.jasper.JasperException:   Exception   in   JSP:   /test.jsp:10

7:        
8:       String       user= "sa ";          
9:       String       password= "sa ";          
10:       Connection       conn=       DriverManager.getConnection(url,user,password);          
11:       Statement       stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);          
12:       String       sql= "select       *       from       jobs ";          
13:       ResultSet       rs=stmt.executeQuery(sql);          


Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:506)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:377)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root   cause  

javax.servlet.ServletException:   [Microsoft][SQLServer   2000   Driver   for   JDBC]Error   establishing   socket.
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:843)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:776)
org.apache.jsp.test_jsp._jspService(test_jsp.java:84)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:97)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:334)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
javax.servlet.http.HttpServlet.service(HttpServlet.java:802)


root   cause  

java.sql.SQLException:   [Microsoft][SQLServer   2000   Driver   for   JDBC]Error   establishing   socket.
com.microsoft.jdbc.base.BaseExceptions.createException(Unknown   Source)
com.microsoft.jdbc.base.BaseExceptions.getException(Unknown   Source)
com.microsoft.jdbc.base.BaseExceptions.getException(Unknown   Source)
com.microsoft.jdbc.sqlserver.tds.TDSConnection. <init> (Unknown   Source)
com.microsoft.jdbc.sqlserver.SQLServerImplConnection.open(Unknown   Source)