I installed roller 3.0 and have been having this problems. I would 
appreciate your help, See below:
 
My roller version is apache-roller-3.0-incubating down loaded from apache
Application server is BEA WLS 9.2
Database: Oracle 9i  version 9.2.0.1.0
JDK version:    1.5.0_06
OS:     Solaris 5.9 (9)
Does not matter which browser using Firefox , IE same result.

When I go to my blog site and click on Preference Themes or  Settings 
themes I do get the same error or any time I want to select a new theme.
See error below.
Unexpected Exception
Roller has encountered and logged an unexpected exception.

The roller log and application server log contains the following:
Appserver log:

Subsystem:      HTTP
Severity:       Error

Message ID:     BEA-101107

Meessage:
[EMAIL PROTECTED] - appName: 
'roller', name: 'roller', context-path: '/roller'] Problem occurred while 
serving the error page. javax.servlet.jsp.JspException: ServletException 
in '/WEB-INF/jsps/tiles/tiles-simplepage.jsp': Can't insert page 
'/WEB-INF/jsps/tiles/bannerStatus.jsp' : Broken pipe at 
org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:921)
 
at org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:460) 
at jsp_servlet._web_45_inf._jsps.__404._jsp__tag3(__404.java:309) at 
jsp_servlet._web_45_inf._jsps.__404._jspService(__404.java:162) at 
weblogic.servlet.jsp.JspBase.service(JspBase.java:34) at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
 
at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
 
at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283) 
at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175) 
at 
weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:500)
 
at 
weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:245)
 
at 
weblogic.servlet.internal.ServletResponseImpl.sendError(ServletResponseImpl.java:706)
 
at 
weblogic.servlet.internal.ServletResponseImpl.sendError(ServletResponseImpl.java:555)
 
at weblogic.servlet.FileServlet.findSource(FileServlet.java:265) at 
weblogic.servlet.FileServlet.doGetHeadPost(FileServlet.java:188) at 
weblogic.servlet.FileServlet.service(FileServlet.java:170) at 
javax.servlet.http.HttpServlet.service(HttpServlet.java:856) at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
 
at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
 
at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283) 
at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26) at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.apache.roller.ui.rendering.filters.RequestMappingFilter.doFilter(RequestMappingFilter.java:140)
 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.apache.roller.ui.core.filters.InitFilter.doFilter(InitFilter.java:71) 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.apache.roller.ui.core.filters.PersistenceSessionFilter.doFilter(PersistenceSessionFilter.java:60)
 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
 
at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
 
at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.securechannel.ChannelProcessingFilter.doFilter(ChannelProcessingFilter.java:138)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:135)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:191)
 
at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
 
at 
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148) 
at 
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:90) 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.apache.roller.ui.core.filters.SchemeEnforcementFilter.doFilter(SchemeEnforcementFilter.java:121)
 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
org.apache.roller.ui.core.filters.CharEncodingFilter.doFilter(CharEncodingFilter.java:104)
 
at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42) 
at 
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3243)
 
at 
weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
 
at 
weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121) 
at 
weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2003)
 
at 
weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:1909)
 
at 
weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1359) 
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209) at 
weblogic.work.ExecuteThread.run(ExecuteThread.java:181)

####<Mar 21, 2007 12:11:30 PM EDT> <Error> <HTTP> <xcoh2wash4> 
<usgovblogServer-0> <[ACTIVE] ExecuteThread: '1' for queue: 
'weblogic.kernel.Default (self-tuning)'> <<WLS Kernel>> <> <> 
<1174493490673> <BEA-101020> 
<[EMAIL PROTECTED] - appName: 
'roller', name: 'roller', context-path: '/roller'] Servlet failed with 
Exception
java.lang.NullPointerException
        at 
weblogic.servlet.internal.WebAppConfigManager.getMimeType(WebAppConfigManager.java:562)
        at 
weblogic.servlet.internal.WebAppServletContext.getMimeType(WebAppServletContext.java:566)
        at 
org.apache.roller.ui.rendering.servlets.PreviewServlet.doGet(PreviewServlet.java:138)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:743)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
        at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
        at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)
        at 
weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.rendering.filters.RequestMappingFilter.doFilter(RequestMappingFilter.java:140)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.InitFilter.doFilter(InitFilter.java:71)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.PersistenceSessionFilter.doFilter(PersistenceSessionFilter.java:60)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
        at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
        at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.securechannel.ChannelProcessingFilter.doFilter(ChannelProcessingFilter.java:138)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:191)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
        at 
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:90)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.SchemeEnforcementFilter.doFilter(SchemeEnforcementFilter.java:121)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.CharEncodingFilter.doFilter(CharEncodingFilter.java:104)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3243)
        at 
weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
        at 
weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
        at 
weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2003)
        at 
weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:1909)
        at 
weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1359)
        at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)
        at weblogic.work.ExecuteThread.run(ExecuteThread.java:181)

Roller Log:

ERROR 2007-03-22 09:59:20,684 InsertTag$InsertHandler:doEndTag - 
ServletException in '/WEB-INF/jsps/tiles/tiles-simplepage.jsp': Can't 
insert page '/WEB-INF/jsps/tiles/head.jsp' : Broken pipe
javax.servlet.ServletException: Can't insert page 
'/WEB-INF/jsps/tiles/head.jsp' : Broken pipe
        at 
weblogic.servlet.jsp.PageContextImpl.handlePageException(PageContextImpl.java:409)
        at 
jsp_servlet._web_45_inf._jsps._tiles.__tiles_45_simplepage._jspService(__tiles_45_simplepage.java:233)
        at weblogic.servlet.jsp.JspBase.service(JspBase.java:34)
        at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
        at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)
        at 
weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:500)
        at 
weblogic.servlet.internal.RequestDispatcherImpl.include(RequestDispatcherImpl.java:431)
        at 
weblogic.servlet.jsp.PageContextImpl.include(PageContextImpl.java:152)
        at 
org.apache.struts.tiles.TilesUtilImpl.doInclude(TilesUtilImpl.java:101)
        at org.apache.struts.tiles.TilesUtil.doInclude(TilesUtil.java:137)
        at 
org.apache.struts.taglib.tiles.InsertTag.doInclude(InsertTag.java:758)
        at 
org.apache.struts.taglib.tiles.InsertTag$InsertHandler.doEndTag(InsertTag.java:890)
        at 
org.apache.struts.taglib.tiles.InsertTag.doEndTag(InsertTag.java:460)
        at jsp_servlet._web_45_inf._jsps.__404._jsp__tag3(__404.java:309)
        at jsp_servlet._web_45_inf._jsps.__404._jspService(__404.java:162)
        at weblogic.servlet.jsp.JspBase.service(JspBase.java:34)
        at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
        at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:175)
        at 
weblogic.servlet.internal.RequestDispatcherImpl.invokeServlet(RequestDispatcherImpl.java:500)
        at 
weblogic.servlet.internal.RequestDispatcherImpl.forward(RequestDispatcherImpl.java:245)
        at 
weblogic.servlet.internal.ServletResponseImpl.sendError(ServletResponseImpl.java:706)
        at 
weblogic.servlet.internal.ServletResponseImpl.sendError(ServletResponseImpl.java:555)
        at weblogic.servlet.FileServlet.findSource(FileServlet.java:265)
        at 
weblogic.servlet.FileServlet.doGetHeadPost(FileServlet.java:188)
        at weblogic.servlet.FileServlet.service(FileServlet.java:170)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)
        at 
weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)
        at 
weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)
        at 
weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)
        at 
weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.rendering.filters.RequestMappingFilter.doFilter(RequestMappingFilter.java:140)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.InitFilter.doFilter(InitFilter.java:71)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.PersistenceSessionFilter.doFilter(PersistenceSessionFilter.java:60)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
        at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
        at 
org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.providers.anonymous.AnonymousProcessingFilter.doFilter(AnonymousProcessingFilter.java:125)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.wrapper.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:81)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.securechannel.ChannelProcessingFilter.doFilter(ChannelProcessingFilter.java:138)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.rememberme.RememberMeProcessingFilter.doFilter(RememberMeProcessingFilter.java:142)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:191)
        at 
org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
        at 
org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
        at 
org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:90)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.SchemeEnforcementFilter.doFilter(SchemeEnforcementFilter.java:121)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
org.apache.roller.ui.core.filters.CharEncodingFilter.doFilter(CharEncodingFilter.java:104)
        at 
weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)
        at 
weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3243)
        at 
weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)
        at 
weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)
        at 
weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2003)
        at 
weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:1909)
        at 
weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1359)
        at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)
        at weblogic.work.ExecuteThread.run(ExecuteThread.java:181)




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