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https://issues.apache.org/jira/browse/PDFBOX-1412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13806857#comment-13806857
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Wayne Chan commented on PDFBOX-1412:
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Which version should I use in POM so that it includes the fix?
> NullPointerException when getting fields from a PDF file
> --------------------------------------------------------
>
> Key: PDFBOX-1412
> URL: https://issues.apache.org/jira/browse/PDFBOX-1412
> Project: PDFBox
> Issue Type: Bug
> Components: PDModel.AcroForm
> Affects Versions: 1.7.1, 1.8.2
> Environment: I encountered this problem while running Junit tests in
> Netbeans on my dev machine and while running web apps in Tomcat7 on Ubuntu
> 11.10.
> Reporter: Wayne Chan
> Assignee: Andreas Lehmkühler
> Priority: Critical
> Fix For: 1.8.3, 2.0.0
>
> Attachments: ICSForms201.pdf
>
>
> I am getting a NullPointerException thrown from PDField.java line 540. The
> problem is that the code calls COSArray.getObject(i) on line 539, which can
> return a NULL. Line 540 uses the returned value without first checking for
> NULL, thus throwing NPE when the value is NULL. The following is the stack
> trace:
> java.lang.NullPointerException
> at
> org.apache.pdfbox.pdmodel.interactive.form.PDField.getKids(PDField.java:540)
> at
> org.apache.pdfbox.pdmodel.interactive.form.PDFieldFactory.isButton(PDFieldFactory.java:159)
> at
> org.apache.pdfbox.pdmodel.interactive.form.PDFieldFactory.createField(PDFieldFactory.java:68)
> at
> org.apache.pdfbox.pdmodel.interactive.form.PDAcroForm.getFields(PDAcroForm.java:203)
> ...
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