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Subject: Re: pdf generation breaks
From: Joao Miguel Ferreira <jmf@estg.ipvc.pt>
To: user@forrest.apache.org
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Date: Wed, 01 Feb 2006 15:27:39 +0000
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Ross,

thanks for the instructions. please read on bellow


> > Another thing: I'm using 'jpg' and 'gif' images... is this correct ?
> 
> Yes, Forrest will handle both of these by default.
> 

ok

> > By the way, my version:
> >    *=======================================================*
> >     |                 Forrest Site Builder                  |
> >     |                         0.5.1                         |
> >     |             $Date: 2003/10/05 14:42:56 $              |
> >     *=======================================================*
> 
> This is a very old version of Forrest, it would make sense for you to 
> upgrade to the most recent version as, of course, it is more stable and 
> you will find it much easier to get complete support here on the user 
> lists. Most of us can't remember issues from 2-3 years ago (and may devs 
> weren't here then).

I'll do that... can I trust that new versions of Forrest are compatible
with my v0.5.1//document-v12.dtd documents ???

> 
> However...
> 
> Do the following:
> 
> - cd $PROJECT_HOME
> - forrest run
> - http://localhost:8888/path/to/file/with/broken/image.pdf

I get something similar to the command-line error, but in HTML. Here
goes (copy, paste from browser):
------------------------------------------------
Internal Server Error
Message: null
Description: No details available.
Sender: org.apache.cocoon.servlet.CocoonServlet
Source: Cocoon Servlet
Request URI
samples/sample.pdf
cause
org.apache.fop.apps.FOPException: No meaningful layout in block after many attempts.  Infinite loop is assumed.  Processing halted.
request-uri
/samples/sample.pdf
Apache Cocoon 2.1.2
---------------------------------------------
> 
> Now, inspect the logs that have been recorded in 
> $PROJECT_HOME/build/webapp/WEB-INF/logs/
> 
> In particular you are interested in error.log an core.log
> 
> Post any parts that look like they may be relevant to the generation of 
> your image in the PDF file.

ok, I found them... dispite I know somethings about Java the info in
those files for me is Chinese !! Sorry. There are references to the same
problem (as reported on the command line) like this:

----------------------------------------------------
org.apache.fop.apps.FOPException: No meaningful layout in block after
many attempts.  Infinite loop is assumed.  Processing halted.
	at org.apache.fop.fo.flow.Block.layout(Block.java:140)
	at org.apache.fop.fo.flow.Block.layout(Block.java:257)
	at org.apache.fop.fo.flow.AbstractFlow.layout(AbstractFlow.java:154)
	at org.apache.fop.fo.flow.AbstractFlow.layout(AbstractFlow.java:110)
	at
org.apache.fop.fo.pagination.PageSequence.makePage(PageSequence.java:400)
	at
org.apache.fop.fo.pagination.PageSequence.format(PageSequence.java:338)
	at org.apache.fop.apps.StreamRenderer.render(StreamRenderer.java:262)
	at org.apache.fop.fo.FOTreeBuilder.endElement(FOTreeBuilder.java:223)
	at
org.apache.cocoon.xml.AbstractXMLPipe.endElement(AbstractXMLPipe.java:147)
--------------------------------------------------

and this:

-----------------------------------------------------
WARN    (2006-02-01) 14:28.11:961   [core.manager] (/samples/sample.pdf)
PoolThread-4/ExcaliburComponentManager: Attempted to release a
org.apache.cocoon.components.treeprocessor.sitemap.ComponentsSelector
but its handler could not be located.

WARN    (2006-02-01) 14:28.11:961   [core.manager] (/samples/sample.pdf)
PoolThread-4/ExcaliburComponentManager: Attempted to release a
org.apache.cocoon.components.treeprocessor.sitemap.ComponentsSelector
but its handler could not be located.
-----------------------------------------


should I attach the two files ??

> 
> Also, please answer these questions:
> 
> - where is the image located?

I put all my images in

$PROJECT_HOME/src/documentation/resources/images/

> - what is the XDoc source that you are using

Do you mean the DTD ? I don't understand this one ?

> 
thx

jmf

> Ross