An error occurred
The org.apache.cocoon.www.sitemap_xmap notifies that org.apache.cocoon.ProcessingException says:

Exception during processing of file:/var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml

More precisely:

org.apache.cocoon.ProcessingException: Exception during processing of file:/var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml: java.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)

extra info
full exception chain stacktrace
Original exception : java.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:103)
at org.apache.cocoon.components.source.FileSource.getInputStream(FileSource.java:140)
at org.apache.cocoon.components.source.AbstractStreamSource.getInputSource(AbstractStreamSource.java:161)
at org.apache.cocoon.components.source.AbstractStreamSource.toSAX(AbstractStreamSource.java:206)
at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:142)
at org.apache.cocoon.components.pipeline.CachingEventPipeline.process(CachingEventPipeline.java:251)
at org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(CachingStreamPipeline.java:399)
at org.apache.cocoon.www.www.sitemap_xmap.matchN4000BB(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:1501)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:545)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:396)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.www.sitemap_xmap.matchN40031D(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2579)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2190)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2087)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:154)
at org.apache.cocoon.Cocoon.process(Cocoon.java:575)
at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:998)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:336)
at com.evermind._deb._lnc(.:514)
at com.evermind._deb._wmb(.:170)
at com.evermind._co._wbb(.:581)
at com.evermind._co._fs(.:189)
at com.evermind._bt.run(.:62)

original messagejava.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)
stacktrace
org.apache.cocoon.ProcessingException: Exception during processing of file:/var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml: java.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)
at org.apache.cocoon.components.source.AbstractStreamSource.toSAX(AbstractStreamSource.java:211)
at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:142)
at org.apache.cocoon.components.pipeline.CachingEventPipeline.process(CachingEventPipeline.java:251)
at org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(CachingStreamPipeline.java:399)
at org.apache.cocoon.www.www.sitemap_xmap.matchN4000BB(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:1501)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:545)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:396)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.www.sitemap_xmap.matchN40031D(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2579)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2190)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2087)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:154)
at org.apache.cocoon.Cocoon.process(Cocoon.java:575)
at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:998)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:336)
at com.evermind._deb._lnc(.:514)
at com.evermind._deb._wmb(.:170)
at com.evermind._co._wbb(.:581)
at com.evermind._co._fs(.:189)
at com.evermind._bt.run(.:62)
Caused by: java.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:103)
at org.apache.cocoon.components.source.FileSource.getInputStream(FileSource.java:140)
at org.apache.cocoon.components.source.AbstractStreamSource.getInputSource(AbstractStreamSource.java:161)
at org.apache.cocoon.components.source.AbstractStreamSource.toSAX(AbstractStreamSource.java:206)
... 22 more
java.io.FileNotFoundException: /var/www/hosts/weburbEAR/suburb/www/docs/communication/communication.xml (No such file or directory)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.<init>(FileInputStream.java:103)
at org.apache.cocoon.components.source.FileSource.getInputStream(FileSource.java:140)
at org.apache.cocoon.components.source.AbstractStreamSource.getInputSource(AbstractStreamSource.java:161)
at org.apache.cocoon.components.source.AbstractStreamSource.toSAX(AbstractStreamSource.java:206)
at org.apache.cocoon.generation.FileGenerator.generate(FileGenerator.java:142)
at org.apache.cocoon.components.pipeline.CachingEventPipeline.process(CachingEventPipeline.java:251)
at org.apache.cocoon.components.pipeline.CachingStreamPipeline.process(CachingStreamPipeline.java:399)
at org.apache.cocoon.www.www.sitemap_xmap.matchN4000BB(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:1501)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:545)
at org.apache.cocoon.www.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/www/sitemap_xmap.java:396)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.www.sitemap_xmap.matchN40031D(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2579)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2190)
at org.apache.cocoon.www.sitemap_xmap.process(/usr/local/java/orion154/application-deployments/weburbApp/suburb/temp/cocoon-files/org/apache/cocoon/www/sitemap_xmap.java:2087)
at org.apache.cocoon.sitemap.Handler.process(Handler.java:222)
at org.apache.cocoon.sitemap.Manager.invoke(Manager.java:179)
at org.apache.cocoon.sitemap.SitemapManager.process(SitemapManager.java:154)
at org.apache.cocoon.Cocoon.process(Cocoon.java:575)
at org.apache.cocoon.servlet.CocoonServlet.service(CocoonServlet.java:998)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:336)
at com.evermind._deb._lnc(.:514)
at com.evermind._deb._wmb(.:170)
at com.evermind._co._wbb(.:581)
at com.evermind._co._fs(.:189)
at com.evermind._bt.run(.:62)

If you need help and this information is not enough, you are invited to read the cocoon faq.
If you still don't find the answers you need, can send a mail to the Cocoon users mailing list, remembering to
  • specify the version of Cocoon you're using, or we suppose that you are talking about the latest version;
  • specify the taglibs and sitemap components that are pertinent;
  • specify the platform-operating system-version-servlet container version;
  • send any pertinent error message;
  • send pertinent log snippets;
  • send pertinent sitemap snippets;
  • send pertinent parts of the page that gives you problems.
For more detailed technical information, take a look at the log files in the log directory of cocoon, which is /WEB-INF/logs by default.
Logging configuration is by default in /WEB-INF/logkit.xconf.

If you think you found a bug, please report it to Apache's Bugzilla; a message will be sent to the developer mailing list.