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https://issues.apache.org/jira/browse/PDFBOX-4018?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16264330#comment-16264330
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Andreas Lehmkühler commented on PDFBOX-4018:
--------------------------------------------
The parser stumbels upon some of the object numbers as they contain a line
break between the object and the generation number
> NPE in sanitizeType in org.apache.pdfbox.pdmodel.PDPageTree
> -----------------------------------------------------------
>
> Key: PDFBOX-4018
> URL: https://issues.apache.org/jira/browse/PDFBOX-4018
> Project: PDFBox
> Issue Type: Bug
> Components: Parsing
> Affects Versions: 2.0.8
> Reporter: Nico Prenzel
> Assignee: Andreas Lehmkühler
> Priority: Minor
> Labels: regression
> Attachments: VLH.pdf
>
>
> Hello PDFBox developers,
> the attached file produces the follow NPE opening the pdf file:
> [20.11.2017 12:54:41.183] [Thread ID: 74] SEVERE:
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> doInBackground() java.lang.NullPointerException
> org.apache.pdfbox.pdmodel.PDPageTree sanitizeType: 219
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> org.apache.pdfbox.pdmodel.PDPageTree get: 211
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> org.apache.pdfbox.pdmodel.PDDocument getPage: 1391
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> org.apache.pdfbox.rendering.PDFRenderer renderImage: 108
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> org.apache.pdfbox.rendering.PDFRenderer renderImageWithDPI: 94
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> vlh.Tools.PDF.PDFBoxUtil generateImage: 789
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> vlh.notes.BSTArchive.File.pdf.PdfFileExtend generatePreviewImage: 164
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker doInBackground: 175
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker doInBackground: 1
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> javax.swing.SwingWorker$1 call: 288
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> java.util.concurrent.FutureTask$Sync innerRun: 314
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> java.util.concurrent.FutureTask run: 149
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> javax.swing.SwingWorker run: 327
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> java.util.concurrent.ThreadPoolExecutor$Worker runTask: 939
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> java.util.concurrent.ThreadPoolExecutor$Worker run: 963
> [20.11.2017 12:54:41.183] [Thread ID: 74]
> [vlh.notes.BSTArchive.File.filedialog.ImageConversionWorker]:
> java.lang.Thread run: 767
> The error started occuring with pdfbox release 2.0.8!
> The PDF has been generated by an older samsung scan software. Adobe Reader
> and Foxit are able to open the file correctly.
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