How to use tld files in iPlanet

Hai Friends,

I don't know basic stuff of iPlanet. plz help me. I have developed one application in tomcat. Now i need to move that application from tomcat to iPlanet 6.0(Solaris). When i deployed it in iPlanet i am geting following exceptions plz guide me

[02/May/2006:17:40:18] failure (26802): Internal error: servlet service function had thrown ServletException (uri=/ACM/jsp/bottom_pa

ge1.jsp): org.apache.jasper.compiler.ParseException: /user3/acm/iplanet/servers/ACM/jsp/bottom_page1.jsp(2,0) Page directive: Invali

d attribute, pageEncoding, stack: org.apache.jasper.compiler.ParseException: /user3/acm/iplanet/servers/ACM/jsp/bottom_page1.jsp(2,0

) Page directive: Invalid attribute, pageEncoding

at org.apache.jasper.compiler.JspUtil.checkAttributes(JspUtil.java:237)

at org.apache.jasper.compiler.Parser$Directive.accept(Parser.java:194)

at org.apache.jasper.compiler.Parser.parse(Parser.java:1077)

at org.apache.jasper.compiler.Parser.parse(Parser.java:1042)

at org.apache.jasper.compiler.Parser.parse(Parser.java:1038)

at org.apache.jasper.compiler.Compiler.compile(Compiler.java:218)

at org.apache.jasper.servlet.JspServlet$JspServletWrapper.loadJSP(JspServlet.java: 193)

at org.apache.jasper.servlet.JspServlet$JspServletWrapper.access$4(JspServlet.java :167)

at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:477)

at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:589)

at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)

at com.iplanet.server.http.servlet.NSServletRunner.invokeServletService(NSServletR unner.java:897)

at com.iplanet.server.http.servlet.WebApplication.service(WebApplication.java:1065 )

at com.iplanet.server.http.servlet.NSServletRunner.ServiceWebApp(NSServletRunner.j ava:959)

, root cause:

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element tag-class in tag

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element body-content in tag

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element variable in tag

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element tag-class in tag

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element body-content in tag

[02/May/2006:17:40:18] info (26802): JSP11 Log:Warning: Unknown element variable in tag

[02/May/2006:17:40:18] failure (26802): Internal error: servlet service function had thrown ServletException (uri=/ACM/jsp/header.js

p): org.apache.jasper.compiler.CompileException: /user3/acm/iplanet/servers/ACM/jsp/header.jsp(101,0) Unable to load class null, sta

ck: org.apache.jasper.compiler.CompileException: /user3/acm/iplanet/servers/ACM/jsp/header.jsp(101,0) Unable to load class null

at org.apache.jasper.compiler.TagBeginGenerator.init(TagBeginGenerator.java:128)

at org.apache.jasper.compiler.JspParseEventListener$GeneratorWrapper.init(JspParse EventListener.java:753)

at org.apache.jasper.compiler.JspParseEventListener.addGenerator(JspParseEventList ener.java:132)

at org.apache.jasper.compiler.JspParseEventListener.handleTagBegin(JspParseEventLi stener.java:903)

at org.apache.jasper.compiler.DelegatingListener.handleTagBegin(DelegatingListener .java:188)

at org.apache.jasper.compiler.Parser$Tag.accept(Parser.java:825)