Tilman Hausherr created PDFBOX-2769:
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Summary: NPE when saving encrypted file
Key: PDFBOX-2769
URL: https://issues.apache.org/jira/browse/PDFBOX-2769
Project: PDFBox
Issue Type: Bug
Components: Writing
Affects Versions: 2.0.0
Reporter: Tilman Hausherr
Fix For: 2.0.0
Mailing list user gets this when loading and then saving an encrypted file (of
which he didn't know it was encrypted):
{code}
java.lang.NullPointerException
at
org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.computeRevisionNumber(StandardSecurityHandler.java:129)
at
org.apache.pdfbox.pdmodel.encryption.StandardSecurityHandler.prepareDocumentForEncryption(StandardSecurityHandler.java:332)
at org.apache.pdfbox.pdfwriter.COSWriter.write(COSWriter.java:1254)
at org.apache.pdfbox.pdfwriter.COSWriter.write(COSWriter.java:1215)
at org.apache.pdfbox.pdmodel.PDDocument.save(PDDocument.java:958)
at org.apache.pdfbox.pdmodel.PDDocument.save(PDDocument.java:930)
{code}
At the very least, we should bring an IllegalStateException with a useful
message telling what to do.
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