[jira] Assigned: (COCOON-2179) Exception generator doesn't work properly

["Grzegorz Kossakowski (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/COCOON-2179?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Grzegorz Kossakowski reassigned COCOON-2179:
--------------------------------------------

    Assignee: Grzegorz Kossakowski

> Exception generator doesn't work properly
> -----------------------------------------
>
>                 Key: COCOON-2179
>                 URL: https://issues.apache.org/jira/browse/COCOON-2179
>             Project: Cocoon
>          Issue Type: Bug
>          Components: * Cocoon Core
>    Affects Versions: 2.2-dev (Current SVN)
>            Reporter: Reinhard Poetz
>            Assignee: Grzegorz Kossakowski
>            Priority: Blocker
>
> I run across some obscure behaviour, when I use the exception generator: The problem is that it only works every second request.
> When it fails, following exception is thrown:
> Caused by: org.apache.cocoon.ProcessingException: Generator already set. Cannot set genera
> tor 'exception'
>         at <map:generate type="exception"> - file:///F:/os/cocoon/trunk/blocks/cocoon-it/.
> /src/main/resources/COB-INF/sitemap.xmap:211:43
>         at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.setGenerator(A
> bstractProcessingPipeline.java:205)
> I don't remember that I have seen this with RC2. 
> I added a sample to cocoon-it and a test case to cocoon-webapp (org.apache.cocoon.it.sitemap.ErrorHandlingTest).

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