On Wed, Dec 2, 2015 at 5:42 PM,  <denis.germ...@isocel.info> wrote:
> Ok, thanks
>
> I see that there is a reference to
> http://jira.xwiki.org/browse/XWIKI-12871
>
> Is it really an objective of the 7.4 or might it be moved to another later
> release ?

Currently looking at it but no promise for 7.4 (this is not a small
move and it was not exactly part of the roadmap).

>
> Can I do about it beside waiting for 7.4 to be released ? Can I upgrade a
> component myself as a workaround ?

Not it this case since FOP 2.0 broke a few APIs used by XWiki as far
as I can see.

>
> Regards
>
>
>
> De :    Thomas Mortagne <thomas.morta...@xwiki.com>
> A :     XWiki Users <users@xwiki.org>
> Date :  02/12/2015 10:18
> Objet : Re: [xwiki-users] Export to PDF java.lang.NullPointerException on
> some pages (possibly if images are too big)
> Envoyé par :    "users" <users-boun...@xwiki.org>
>
>
>
> Looks like http://jira.xwiki.org/browse/XWIKI-8274. From what I
> understand the image format is too recent for the old FOP 1.1 version
> we are still using.
>
> On Wed, Dec 2, 2015 at 10:02 AM,  <denis.germ...@isocel.info> wrote:
>> When trying to export PDF some (not all) page of my XWiki 7.2, I get an
>> error in the log and the PDF is never generated. HTML export works fine.
>>
>> Here are the first lines from the error :
>>
>> Dec  2 09:37:07 xwiki01 server: java.lang.NullPointerException:
> Parameter
>> alpha must not be null
>> Dec  2 09:37:07 xwiki01 server: at
>> org.apache.fop.pdf.AlphaRasterImage.<init>(AlphaRasterImage.java:57)
>> ~[fop-1.1.jar:na]
>> Dec  2 09:37:07 xwiki01 server: at
>> org.apache.fop.pdf.AlphaRasterImage.<init>(AlphaRasterImage.java:71)
>> ~[fop-1.1.jar:na]
>> Dec  2 09:37:07 xwiki01 server: at
>>
> org.apache.fop.render.pdf.ImageRenderedAdapter.setup(ImageRenderedAdapter.java:127)
>> ~[fop-1.1.jar:na]
>> Dec  2 09:37:07 xwiki01 server: at
>> org.apache.fop.pdf.PDFDocument.addImage(PDFDocument.java:816)
>> ~[fop-1.1.jar:na]
>> Dec  2 09:37:07 xwiki01 server: at
>>
> org.apache.fop.render.pdf.AbstractPDFImageHandler.handleImage(AbstractPDFImageHandler.java:46)
>> ~[fop-1.1.jar:na]
>>
>> I can't say for sure that the size of the images in those pages is the
>> cause of the export failure, but just before the stacktrace, I get a few
>> WARN
>>
>> Dec  2 09:37:06 xwiki01 server: 2015-12-02 09:37:06,773 [
>>
> http://xwiki01:8080/xwiki/bin/export/White_Rabbit/Fabrication/GitLab+-+Manuel+d%27utilisation/WebHome?format=pdf&pdfcover=1&pdfcover=0&pdftoc=1&pdftoc=0&comments=0&attachments=0
>
>> ] WARN  o.a.f.a.FOUserAgent - Line 1 of a paragraph overflows the
>> available area by 9000 millipoints. (See position 26:14146)
>> Dec  2 09:37:07 xwiki01 server: 2015-12-02 09:37:07,104 [
>>
> http://xwiki01:8080/xwiki/bin/export/White_Rabbit/Fabrication/GitLab+-+Manuel+d%27utilisation/WebHome?format=pdf&pdfcover=1&pdfcover=0&pdftoc=1&pdftoc=0&comments=0&attachments=0
>
>> ] ERROR o.a.f.a.FOUserAgent - Error while rendering page 3. Reason:
>> java.lang.NullPointerException: Parameter alpha must not be null
>> Dec  2 09:37:07 xwiki01 server: java.lang.NullPointerException:
> Parameter
>> alpha must not be null
>>
>> Have you already seen this problem? I think I've found similar issues
> but
>> for version 4.X back in 2012, though it was about "bad" PNG images then.
>>
>> Regards,
>> Denis GERMAIN
>>
>>
>>
>>
>>
>> _______________________________________________
>> users mailing list
>> users@xwiki.org
>> http://lists.xwiki.org/mailman/listinfo/users
>
>
>
> --
> Thomas Mortagne
> _______________________________________________
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> http://lists.xwiki.org/mailman/listinfo/users
>
> _______________________________________________
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> users@xwiki.org
> http://lists.xwiki.org/mailman/listinfo/users



-- 
Thomas Mortagne
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