Hi, i keep getting this error in my tomcat. My friend says it has something to do with my classpath settings.

[Header=null] [methodName=null] [targetObjectURI=null] [encodingStyleURI=null] [
SOAPContext=[Parts={[cid:null type: text/xml; charset=utf-8 enc: null]}]] [fault
=[Attributes={}] [faultCode=SOAP-ENV] [faultString=java.lang.NoSuchMethod
Error] [faultActorURI=/soap/servlet/rpcrouter] [DetailEntries=] [FaultEntries=]]
[Params={}]
Generated fault:
from exide new
Fault Code = SOAP-ENV:Server
Fault String = java.lang.NoSuchMethodError
2002-03-19 15:14:37 - Ctx( /Enghoe ): Exception in: R( /Enghoe + /raise_po.jsp +
null) - javax.servlet.ServletException
at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageCon
textImpl.java:461)
at _0002fraise_0005fpo_0002ejspraise_0005fpo_jsp_24._jspService(_0002fra
ise_0005fpo_0002ejspraise_0005fpo_jsp_24.java:928)
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$JspCountedServlet.service(JspSer
vlet.java:130)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspSer
vlet.java:282)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:4
29)
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:4
05)
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:806)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:752
)
at org.apache.tomcat.service.http.HttpConnectionHandler.processConnectio
n(HttpConnectionHandler.java:213)
at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:
416)
at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java
:501)
at java.lang.Thread.run(Thread.java:484)
Root cause:
java.lang.NullPointerException
at ControllerProductExideProxy.GetCategoryList(ControllerProductExidePro
xy.java:207)
at _0002fraise_0005fpo_0002ejspraise_0005fpo_jsp_24._jspService(_0002fra
ise_0005fpo_0002ejspraise_0005fpo_jsp_24.java:542)
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:119)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.jasper.servlet.JspServlet$JspCountedServlet.service(JspSer
vlet.java:130)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspSer
vlet.java:282)
at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:4
29)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:500)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
at org.apache.tomcat.core.ServletWrapper.doService(ServletWrapper.java:4
05)
at org.apache.tomcat.core.Handler.service(Handler.java:287)
at org.apache.tomcat.core.ServletWrapper.service(ServletWrapper.java:372
)
at org.apache.tomcat.core.ContextManager.internalService(ContextManager.
java:806)
at org.apache.tomcat.core.ContextManager.service(ContextManager.java:752
)
at org.apache.tomcat.service.http.HttpConnectionHandler.processConnectio
n(HttpConnectionHandler.java:213)
at org.apache.tomcat.service.TcpWorkerThread.runIt(PoolTcpEndpoint.java:
416)
at org.apache.tomcat.util.ThreadPool$ControlRunnable.run(ThreadPool.java
:501)
at java.lang.Thread.run(Thread.java:484)

If any1 can answer or help in any way, i would be very thankful.