高分求简单问题(数据库访问)
JDBC数据库连接问题,提示说数据源(access)不正确，我已经在ODBC数据源中，配置好了，可一运行到这里就出错，请大侠们帮解决呀，星期五就要交啦！


错误提示是这些:
type   Exception   report

message  

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

exception  

org.apache.jasper.JasperException:   An   exception   occurred   processing   JSP   page   /newslist.jsp   at   line   23

20:   %>
21:   <%
22:         Class.forName( "sun.jdbc.odbc.JdbcOdbcDriver ");  
23:         odbcconn   =   DriverManager.getConnection( "jdbc:odbc:mydata ");  
24:         odbcstmt   =   odbcconn.createStatement();  
25:         odbcQuery= "Select   *   From   sys_news   order   by   news_id   DESC ";  
26:         odbcrs=odbcstmt.executeQuery(odbcQuery);  


Stacktrace:
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:515)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:408)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)


root   cause  

javax.servlet.ServletException:   java.sql.SQLException:   General   error
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:855)
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:784)
org.apache.jsp.newslist_jsp._jspService(newslist_jsp.java:183)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:384)
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:320)
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:266)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)


root   cause  

java.sql.SQLException:   General   error
sun.jdbc.odbc.JdbcOdbc.createSQLException(JdbcOdbc.java:6987)
sun.jdbc.odbc.JdbcOdbc.standardError(JdbcOdbc.java:7115)
sun.jdbc.odbc.JdbcOdbc.SQLDriverConnect(JdbcOdbc.java:3074)
sun.jdbc.odbc.JdbcOdbcConnection.initialize(JdbcOdbcConnection.java:323)
sun.jdbc.odbc.JdbcOdbcDriver.connect(JdbcOdbcDriver.java:174)
java.sql.DriverManager.getConnection(DriverManager.java:525)
java.sql.DriverManager.getConnection(DriverManager.java:193)
org.apache.jsp.newslist_jsp._jspService(newslist_jsp.java:140)
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:384)