Hi, 
I installed excel renderer module on Magnolia 3.6.6. 
If I use an excel-upload paragraph or an excel-dms paragraph, I receive
this exception:

Jul 28, 2009 2:33:38 PM org.apache.catalina.core.ApplicationDispatcher
invoke
SEVERE: Servlet.service() for servlet jsp threw exception
java.lang.ClassNotFoundException: jxl.read.biff.BiffException
        at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader
.java:1387)
        at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader
.java:1233)
        at java.lang.ClassLoader.loadClassInternal(Unknown Source)
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.newExcelTransforme
r(ExcelPrerendererer.java:149)
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.renderAndStore(Exc
elPrerendererer.java:90)
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.getPreRenderedOrRe
nderAndStore(ExcelPrerendererer.java:76)
        at
org.apache.jsp.templates.excelrenderer.paragraphs.excel_jsp._jspService(
excel_jsp.java:84)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDisp
atcher.java:535)
        at
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispat
cher.java:472)
        at
info.magnolia.context.WebContextImpl.include(WebContextImpl.java:191)
        at
info.magnolia.module.templating.paragraphs.JspParagraphRenderer.render(J
spParagraphRenderer.java:73)
        at
info.magnolia.cms.beans.config.ParagraphRenderingFacade.render(Paragraph
RenderingFacade.java:112)
        at
info.magnolia.cms.beans.config.ParagraphRenderingFacade.render(Paragraph
RenderingFacade.java:91)
        at info.magnolia.cms.taglibs.Include.doEndTag(Include.java:192)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspx_meth_cms_005fincludeTemplate_005f0(colonnaCentraleTestoBase_jsp.j
ava:246)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspx_meth_cms_005fcontentNodeIterator_005f0(colonnaCentraleTestoBase_j
sp.java:171)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspService(colonnaCentraleTestoBase_jsp.java:83)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDisp
atcher.java:535)
        at
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispat
cher.java:472)
        at
org.apache.taglibs.standard.tag.common.core.ImportSupport.acquireString(
ImportSupport.java:296)
        at
org.apache.taglibs.standard.tag.common.core.ImportSupport.doEndTag(Impor
tSupport.java:161)
        at
org.apache.jsp.templates.test.templates.tempTestoBase_jsp._jspx_meth_c_0
05fimport_005f3(tempTestoBase_jsp.java:265)
        at
org.apache.jsp.templates.test.templates.tempTestoBase_jsp._jspService(te
mpTestoBase_jsp.java:122)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:10
0)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:20
0)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:235)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.processRequest(Applicatio
nDispatcher.java:436)
        at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDisp
atcher.java:374)
        at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispat
cher.java:302)
        at
info.magnolia.module.templating.renderers.JspTemplateRenderer.renderTemp
late(JspTemplateRenderer.java:78)
        at
info.magnolia.cms.filters.RenderingFilter.doFilter(RenderingFilter.java:
103)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.BackwardCompatibilityFilter.doFilter(BackwardC
ompatibilityFilter.java:72)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.InterceptFilter.doFilter(InterceptFilter.java:
117)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.AggregatorFilter.doFilter(AggregatorFilter.jav
a:111)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilte
r.java:61)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.RepositoryMappingFilter.doFilter(RepositoryMap
pingFilter.java:90)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:
64)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
65)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:
64)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMERROR
info.magnolia.cms.taglibs.Include Include.java(doEndTag:199) 28.07.2009
14:33:38  org.apache.jasper.JasperException:
javax.servlet.ServletException: java.lang.NoClassDefFoundError:
jxl/read/biff/BiffException
java.lang.RuntimeException: org.apache.jasper.JasperException:
javax.servlet.ServletException: java.lang.NoClassDefFoundError:
jxl/read/biff/BiffException
        at
info.magnolia.context.WebContextImpl.include(WebContextImpl.java:194)
        at
info.magnolia.module.templating.paragraphs.JspParagraphRenderer.render(J
spParagraphRenderer.java:73)
        at
info.magnolia.cms.beans.config.ParagraphRenderingFacade.render(Paragraph
RenderingFacade.java:112)
        at
info.magnolia.cms.beans.config.ParagraphRenderingFacade.render(Paragraph
RenderingFacade.java:91)
        at info.magnolia.cms.taglibs.Include.doEndTag(Include.java:192)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspx_meth_cms_005fincludeTemplate_005f0(colonnaCentraleTestoBase_jsp.j
ava:246)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspx_meth_cms_005fcontentNodeIterator_005f0(colonnaCentraleTestoBase_j
sp.java:171)
        at
org.apache.jsp.templates.test.templates.inc.colonnaCentraleTestoBase_jsp
._jspService(colonnaCentraleTestoBase_jsp.java:83)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDisp
atcher.java:535)
        at
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispat
cher.java:472)
        at
org.apache.taglibs.standard.tag.common.core.ImportSupport.acquireString(
ImportSupport.java:296)
        at
org.apache.taglibs.standard.tag.common.core.ImportSupport.doEndTag(Impor
tSupport.java:161)
        at
org.apache.jsp.templates.test.templates.tempTestoBase_jsp._jspx_meth_c_0
05fimport_005f3(tempTestoBase_jsp.java:265)
        at
org.apache.jsp.templates.test.templates.tempTestoBase_jsp._jspService(te
mpTestoBase_jsp.java:122)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:10
0)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:20
0)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:235)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.processRequest(Applicatio
nDispatcher.java:436)
        at
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDisp
atcher.java:374)
        at
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispat
cher.java:302)
        at
info.magnolia.module.templating.renderers.JspTemplateRenderer.renderTemp
late(JspTemplateRenderer.java:78)
        at
info.magnolia.cms.filters.RenderingFilter.doFilter(RenderingFilter.java:
103)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.BackwardCompatibilityFilter.doFilter(BackwardC
ompatibilityFilter.java:72)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.InterceptFilter.doFilter(InterceptFilter.java:
117)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.AggregatorFilter.doFilter(AggregatorFilter.jav
a:111)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilte
r.java:61)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.RepositoryMappingFilter.doFilter(RepositoryMap
pingFilter.java:90)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:
64)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
65)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:
64)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.VirtualUriFilter.doFilter(VirtualUriFilter.jav
a:115)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupp
ortFilter.java:75)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.ja
va:57)
        at
info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:
118)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:84
)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
73)
        at
info.magnolia.cms.filters.CosMultipartRequestFilter.doFilter(CosMultipar
tRequestFilter.java:84)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilte
r.java:61)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:81)
        at
info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(Once
PerRequestAbstractMgnlFilter.java:62)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.j
ava:76)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.j
ava:80)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:72)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:
71)
        at
info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:
64)
        at
info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter
.java:71)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:97
)
        at
info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:20
0)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:235)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv
e.java:233)
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv
e.java:191)
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java
:128)
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java
:102)
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.
java:109)
        at
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:2
86)
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:84
5)
        at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(
Http11Protocol.java:583)
        at
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
        at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.jasper.JasperException:
javax.servlet.ServletException: java.lang.NoClassDefFoundError:
jxl/read/biff/BiffException
        at
org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServle
tWrapper.java:522)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:398)
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:290)
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:206)
        at
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatc
her.java:630)
        at
org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDisp
atcher.java:535)
        at
org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispat
cher.java:472)
        at
info.magnolia.context.WebContextImpl.include(WebContextImpl.java:191)
        ... 120 more
Caused by: javax.servlet.ServletException:
java.lang.NoClassDefFoundError: jxl/read/biff/BiffException
        at
org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageCont
extImpl.java:852)
        at
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContex
tImpl.java:781)
        at
org.apache.jsp.templates.excelrenderer.paragraphs.excel_jsp._jspService(
excel_jsp.java:113)
        at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:374)
        ... 129 more
Caused by: java.lang.NoClassDefFoundError: jxl/read/biff/BiffException
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.newExcelTransforme
r(ExcelPrerendererer.java:149)
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.renderAndStore(Exc
elPrerendererer.java:90)
        at
info.magnolia.module.excelrenderer.ExcelPrerendererer.getPreRenderedOrRe
nderAndStore(ExcelPrerendererer.java:76)
        at
org.apache.jsp.templates.excelrenderer.paragraphs.excel_jsp._jspService(
excel_jsp.java:84)
        ... 132 more
Caused by: java.lang.ClassNotFoundException: jxl.read.biff.BiffException
        at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader
.java:1387)
        at
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader
.java:1233)
        at java.lang.ClassLoader.loadClassInternal(Unknown Source)
        ... 136 more


Can anyone help me out please?
Thanks in advance.

Carla

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