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From "Carsten Ziegeler" <cziege...@s-und-n.de>
Subject RE: Anyone seen this cache problem?: - java.lang.ClassCastException: org.apache.cocoon.caching.CachedEventObject
Date Tue, 20 Aug 2002 12:59:15 GMT
Perhaps this is the same bug as described here:

http://marc.theaimsgroup.com/?t=102933018100002&r=1&w=2

Carsten

> -----Original Message-----
> From: Christopher Watson [mailto:c.watson@zen.co.uk]
> Sent: Tuesday, August 20, 2002 2:48 PM
> To: Cocoon-Users
> Subject: Anyone seen this cache problem?: -
> java.lang.ClassCastException:
> org.apache.cocoon.caching.CachedEventObject
>
>
> Could anyone help with this cache problem ...
>
> I seem to get these errors creep into existence for certain
> static document
> (e. g. images).
> Everything is fine for a couple of days, then I start getting cache errors
> on access to some static files.
> Once a certain URI starts failing, it keeps failing, then gradually others
> join in.
> To restore access to them, I have to stop tomcat, delete the work
> directory
> (which includes the cache of course!) and restart tomcat.
> Then everything is fine for a couple of days again.
>
> I've checked the recommendations for heapsize and freememory as far as I
> understand them.
>
> I've done a search of the mailing list, but have not managed to find
> anything specific to this error.
>
> System is Windows 2000 IIS5 using ISAPI to tomcat 4.0.1 to cocoon 2.0.1
> jdk1.3.1
>
> Here's the error I get.
>
>
> (By the way, /main/ is the name of my cocoon context and directory)
> ERROR   (2002-08-20) 03:05.26:671   [access]
> (/main/images/banners/Sep02_Kozena.gif)
> Ajp13Processor[8009][20]/CocoonServlet: Problem with servlet
> org.apache.cocoon.ProcessingException: Failed to execute pipeline.:
> java.lang.ClassCastException: org.apache.cocoon.caching.CachedEventObject
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> sReader(Ca
> chingStreamPipeline.java:234)
> 	at
> org.apache.cocoon.components.pipeline.AbstractStreamPipeline.proce
> ss(Abstrac
> tStreamPipeline.java:125)
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> s(CachingS
> treamPipeline.java:249)
> 	at
> org.apache.cocoon.www.sitemap_xmap.matchN10A3F(sitemap_xmap.java:10143)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3022)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2481)
> 	at org.apache.cocoon.sitemap.Handler.process(Handler.java:180)
> 	at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:127)
> 	at
> org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:144)
> 	at org.apache.cocoon.Cocoon.process(Cocoon.java:582)
> 	at
> org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:795)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(A
> pplication
> FilterChain.java:247)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Applicati
> onFilterCh
> ain.java:193)
> 	at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapp
> erValve.ja
> va:243)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContextValve.invoke(StandardConte
> xtValve.ja
> va:201)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2344)
> 	at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValv
> e.java:164
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispat
> cherValve.
> java:170)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValv
> e.java:170
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngine
> Valve.java
> :163)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.process(Ajp13Processor.java:371)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.run(Ajp13Processor.java:424)
> 	at java.lang.Thread.run(Thread.java:484)
> java.lang.ClassCastException: org.apache.cocoon.caching.CachedEventObject
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> sReader(Ca
> chingStreamPipeline.java:154)
> 	at
> org.apache.cocoon.components.pipeline.AbstractStreamPipeline.proce
> ss(Abstrac
> tStreamPipeline.java:125)
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> s(CachingS
> treamPipeline.java:249)
> 	at
> org.apache.cocoon.www.sitemap_xmap.matchN10A3F(sitemap_xmap.java:10143)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3022)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2481)
> 	at org.apache.cocoon.sitemap.Handler.process(Handler.java:180)
> 	at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:127)
> 	at
> org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:144)
> 	at org.apache.cocoon.Cocoon.process(Cocoon.java:582)
> 	at
> org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:795)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(A
> pplication
> FilterChain.java:247)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Applicati
> onFilterCh
> ain.java:193)
> 	at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapp
> erValve.ja
> va:243)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContextValve.invoke(StandardConte
> xtValve.ja
> va:201)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2344)
> 	at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValv
> e.java:164
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispat
> cherValve.
> java:170)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValv
> e.java:170
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngine
> Valve.java
> :163)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.process(Ajp13Processor.java:371)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.run(Ajp13Processor.java:424)
> 	at java.lang.Thread.run(Thread.java:484)
> java.lang.ClassCastException: org.apache.cocoon.caching.CachedEventObject
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> sReader(Ca
> chingStreamPipeline.java:154)
> 	at
> org.apache.cocoon.components.pipeline.AbstractStreamPipeline.proce
> ss(Abstrac
> tStreamPipeline.java:125)
> 	at
> org.apache.cocoon.components.pipeline.CachingStreamPipeline.proces
> s(CachingS
> treamPipeline.java:249)
> 	at
> org.apache.cocoon.www.sitemap_xmap.matchN10A3F(sitemap_xmap.java:10143)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:3022)
> 	at
> org.apache.cocoon.www.sitemap_xmap.process(sitemap_xmap.java:2481)
> 	at org.apache.cocoon.sitemap.Handler.process(Handler.java:180)
> 	at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:127)
> 	at
> org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:144)
> 	at org.apache.cocoon.Cocoon.process(Cocoon.java:582)
> 	at
> org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:795)
> 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(A
> pplication
> FilterChain.java:247)
> 	at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(Applicati
> onFilterCh
> ain.java:193)
> 	at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapp
> erValve.ja
> va:243)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContextValve.invoke(StandardConte
> xtValve.ja
> va:201)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2344)
> 	at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValv
> e.java:164
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispat
> cherValve.
> java:170)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValv
> e.java:170
> )
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:468)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 64)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngine
> Valve.java
> :163)
> 	at
> org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipel
> ine.java:5
> 66)
> 	at
> org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.
> java:472)
> 	at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.process(Ajp13Processor.java:371)
> 	at
> org.apache.ajp.tomcat4.Ajp13Processor.run(Ajp13Processor.java:424)
> 	at java.lang.Thread.run(Thread.java:484)
>
>
> ---------------------------------------------------------------------
> Please check that your question  has not already been answered in the
> FAQ before posting.     <http://xml.apache.org/cocoon/faq/index.html>
>
> To unsubscribe, e-mail:     <cocoon-users-unsubscribe@xml.apache.org>
> For additional commands, e-mail:   <cocoon-users-help@xml.apache.org>
>


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