Just change the line 52 to the following and it should work :
if ((telepon==null) || ("").equals(telepon) ) {
Assume this should help.
Have a nice day.
With regards,
Sachin S. Khanna
http://www.emailanorder.com
----- Original Message -----
From: Isak Rickyanto <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Sunday, September 30, 2001 1:33 PM
Subject: Bean Error
> Hello I have a bean to manage form registration....
>
> I think it is because nullpointerexception... (from the error below) at
the
> foo.FormBean1.validate .. right?
> I read the error say (FormBean1.java.52)... it means that the error code
in
> the line 52 right?
> the code :
> it is on line 52: if (telepon.equals("") || (telepon==null)) {
> errors.put("telepon","Please enter your last
> name");
> telepon="";
> allOk=false;
> }
>
> and I don't know how to solve it
> ...........
>
> Please hellp me.......
>
> Error: 500
> Location: /vcdshop/pendaftaran.jsp
> Internal Servlet Error:
>
>
> Root cause:
> java.lang.NullPointerException
> at foo.FormBean1.validate(FormBean1.java:52) --------------> it mean the
> error on line 52 of FormBean.java ... right or not?
>
> at
>
_0002fpendaftaran_0002ejsppendaftaran_jsp_0._jspService(_0002fpendaftaran_00
> 02ejsppendaftaran_jsp_0.java:106)
> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
>
org.apache.jasper.servlet.JspServlet$JspCountedServlet.service(JspServlet.ja
> va:130)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
>
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.ja
> va:282)
> at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:429)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:405)
> at org.apache.tomcat.core.Handler.service(Handler.java:287)
> at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372)
> at
>
org.apache.tomcat.core.ContextManager.internalService(ContextManager.java:81
> 2)
> at org.apache.tomcat.core.ContextManager.service(ContextManager.java:758)
> at
>
org.apache.tomcat.service.http.HttpConnectionHandler.processConnection(HttpC
> onnectionHandler.java:213)
> at
> org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:416)
> at
> org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java:501)
> at java.lang.Thread.run(Thread.java:484)
>
>
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