ServletExeption problem?

[Suka Hati]

I am using tomcat on linux machine

when i run my page, i got thies error
javax.servlet.ServletException: Error instantiating servlet class Try5
my directory is :

webapps/try/demo.jsp
webapps/try/WEB-INF/web.xml
webapps/try/WEB-INF/classes/Try5.cla�ss

My WEB.XML file is:
------------------------------�------------------------------�-------
<!DOCTYPE web-app PUBLIC
"-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN"
"http://java.sun.com/dtd/web-app_2_3.dtd">

<web-app>
<servlet>
<servlet-name>Try5</servlet-name>
<servlet-class>Try5</servlet-class>
</servlet>

<servlet-mapping>
<servlet-name>Try5</servlet-name>
<url-pattern>/Try5/*</url-pattern>
</servlet-mapping>
</web-app>

it seems like it doesnt found my servlet.
how to solve this error

[Suka Hati]

error(continue)

root cause

java.lang.NoClassDefFoundError

[Jeffrey Spaulding]

What's the url you use?

[Adeel Ansari]

Originally posted by Suka Hati:
root cause

java.lang.NoClassDefFoundError

Where is the stack trace??

[Ben Souther]

Do you have a servlet called Try5?
Where are you keeping the class file?