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https://issues.apache.org/jira/browse/PDFBOX-4868?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17129850#comment-17129850
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Dushyanth Balasubramanian commented on PDFBOX-4868:
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[~mkl]
Thanks for your response. Those are customer files and I am unable to share
those PDFs. I am not sure as far your question goes. However, just by looking
at the stack trace do you think it has to do something with malformed/corrupted
PDF file by the customer? Thanks!
> DataFormatExceptionjava.io.IOException: java.util.zip.DataFormatException:
> invalid block
> ----------------------------------------------------------------------------------------
>
> Key: PDFBOX-4868
> URL: https://issues.apache.org/jira/browse/PDFBOX-4868
> Project: PDFBox
> Issue Type: Bug
> Components: Rendering
> Affects Versions: 2.0.19
> Reporter: Dushyanth Balasubramanian
> Priority: Major
>
> ERROR [FlateFilter] FlateFilter: stop reading corrupt stream due to a
> DataFormatExceptionjava.io.IOException: java.util.zip.DataFormatException:
> invalid block type at
> org.apache.pdfbox.filter.FlateFilter.decode(FlateFilter.java:58) at
> org.apache.pdfbox.filter.Filter.decode(Filter.java:87) at
> org.apache.pdfbox.cos.COSInputStream.create(COSInputStream.java:84) at
> org.apache.pdfbox.cos.COSStream.createInputStream(COSStream.java:246) at
> org.apache.pdfbox.cos.COSStream.createInputStream(COSStream.java:234) at
> org.apache.pdfbox.pdmodel.PDPage.getContents(PDPage.java:157) at
> org.apache.pdfbox.pdfparser.PDFStreamParser.<init>(PDFStreamParser.java:92)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:499)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:483)
> at
> org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:156)
> at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:270) at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:321) at
> org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:243) at
> org.apache.pdfbox.rendering.PDFRenderer.renderImageWithDPI(PDFRenderer.java:229)
> Caused by: java.util.zip.DataFormatException: invalid block type at
> java.util.zip.Inflater.inflateBytes(Native Method) at
> java.util.zip.Inflater.inflate(Inflater.java:259) at
> java.util.zip.Inflater.inflate(Inflater.java:280) at
> org.apache.pdfbox.filter.FlateFilter.decompress(FlateFilter.java:83) at
> org.apache.pdfbox.filter.FlateFilter.decode(FlateFilter.java:50) ... 41 more
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