请问。怎么通过tomcat，提示查错呢？ - SQL Server论坛

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请问。怎么通过tomcat，提示查错呢？

请问可以告诉我怎么查错吗。我不知道应该怎么看下面的东东：
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: /datatext.jsp:5

2: <%@ page import="java.sql.*"%> 
3: <html> 
4: <body> 
5: <%Class.forName("com.microsoft.jdbc.sqlserver.SQLServerDriver").newInstance(); 
6: String url="jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=news"; 
7: //pubs为你的数据库的 
8: String user="ww"; 


Stacktrace:
	org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:504)
	org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375)
	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: com.microsoft.jdbc.sqlserver.SQLServerDriver
	org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:858)
	org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:791)
	org.apache.jsp.datatext_jsp._jspService(datatext_jsp.java:86)
	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:332)
	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.lang.ClassNotFoundException: com.microsoft.jdbc.sqlserver.SQLServerDriver
	org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1352)
	org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1198)
	org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:127)
	org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:65)
	java.lang.ClassLoader.loadClassInternal(Unknown Source)
	java.lang.Class.forName0(Native Method)
	java.lang.Class.forName(Unknown Source)
	org.apache.jsp.datatext_jsp._jspService(datatext_jsp.java:47)
	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:332)
	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)

note The full stack trace of the root cause is available in the Apache Tomcat/5.5.16 logs.

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