error in compiling jsp

I need to solve this asap. Any help is appreciated. I am using Windows 2000 Professional, IBM WebSphere Application Server 3.5, JDK 1.2.2
Error:
...............................................................
Unhandled error! You might want to consider having an error page to report such errors more gracefully
com.sun.jsp.JspException: Compilation failed
at javax.servlet.ServletException.(ServletException.java:49)
at com.sun.jsp.JspException.(JspException.java:29)
at com.sun.jsp.compiler.Main.compile(Main.java:347)
at com.sun.jsp.runtime.JspLoader.compile(JspLoader.java:86)
at com.sun.jsp.runtime.JspLoader.loadJSP(JspLoader.java:210)
at com.sun.jsp.runtime.JspServlet$JspServletWrapper.loadIfNecessary(JspServlet.java:126)
at com.sun.jsp.runtime.JspServlet$JspServletWrapper.service(JspServlet.java:137)
at com.sun.jsp.runtime.JspServlet.serviceJspFile(JspServlet.java:505)
at com.sun.jsp.runtime.JspServlet.service(JspServlet.java:615)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:639)
at com.ibm.servlet.engine.webapp.........
..............................................................
Source code : (Just trying to insert two rows of data into a table, Note: I removed the percentage characters)

@ page import="java.sql.*, java.util.*, javax.jts.*, javax.naming.*, javax.sql.*"
public static Context getInitialContext() throws javax.naming.NamingException {
    Properties p = new Properties();
    
    p.put(Context.INITIAL_CONTEXT_FACTORY, "com.ibm.ejs.ns.jndi.CNInitialContextFactory");
    
    return new InitialContext(p);
}
public static int doIns(Connection conn, String updQueryStr) throws Exception {
    Statement stmt = conn.createStatement();
    
    int rowCount = stmt.executeUpdate(updQueryStr);
    
    return rowCount;
}
public static UserTransaction beginTrans() throws Exception {
  Context jndiContext = null;
  UserTransaction currTrans = null;
  
  jndiContext = getInitialContext();
  currTrans = (UserTransaction)jndiContext.lookup("javax.jts.UserTransaction");
  currTrans.begin();
  
  return currTrans;
}
public static void commitTrans(UserTransaction aTrans) throws Exception {
  aTrans.commit();
}
public static void rollbackTrans(UserTransaction aTrans) throws Exception {
  aTrans.rollback();
}

<head>
<title>Simple Database Insert</title>
</head>
<body bgcolor=#FFFFFF>
<h2>
<font color=#DB1260>
Simple database insert
</font>
</h2>

try {
  Properties params = new Properties();
  params.setProperty(Context.INITIAL_CONTEXT_FACTORY, "com.ibm.ejs.ns.jndi.CNInitialContextFactory");
  Context ctx = new javax.naming.InitialContext(params);
  javax.sql.DataSource ds = (javax.sql.DataSource)ctx.lookup("jdbc/TestDS");
  javax.sql.Connection conn = ds.getConnection("scott","tiger");
  
  UserTransaction currTrans = beginTrans();
  
  int rowCount = doIns(conn, "insert into test values ('srini', 'great')");
  
  out.print("Inserted " + rowCount + " rows.");
  
  rowCount = doIns(conn, "insert into test values ('murthy', 'great')");
  
  out.print("Inserted " + rowCount + " rows.");
  
  commitTrans(currTrans);
  
  conn.close();
  
  out.print("Success so far!");
} catch (Exception ex) {
  out.print("Exception+" + ex);
  ex.printStackTrace(response.getWriter());  
} 
</body>
</html>

[This message has been edited by Srini Madgula (edited December 04, 2001).]

You can try to see the errors log:
<Websphere_Path>\WebSphere\AppServer\logs\default_server_stdout.log
and
<Websphere_Path>\WebSphere\AppServer\logs\default_server_stderror.log