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https://issues.apache.org/jira/browse/PDFBOX-1125?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13141142#comment-13141142
]
Per Abich commented on PDFBOX-1125:
-----------------------------------
I hope this fix will make it into the next release - whenever that is.
> NullPointerException when saving Document
> -----------------------------------------
>
> Key: PDFBOX-1125
> URL: https://issues.apache.org/jira/browse/PDFBOX-1125
> Project: PDFBox
> Issue Type: Bug
> Components: Writing
> Affects Versions: 1.6.0
> Reporter: Per Abich
>
> I am trying to fill out this form(official Norwegian Government form):
> http://www.nav.no/Om+NAV/Skjemaer/Arbeidsgiverskjemaer/L%C3%B8nn+og+personalskjemaer+for+din+bedrift+%28HR%29/Yrkesskade/_attachment/1073746888?_ts=1271f676c80
>
> My code looks as follows:
> public void setKode(InputStream inputStream, String value, OutputStream
> output) throws IOException, COSVisitorException
> {
> PDDocument pdfDocument = PDDocument.load(inputStream);
> if (LOGGER.isInfoEnabled())
> {
> LOGGER.info(pdfDocument.getCurrentAccessPermission().toString());
> }
> PDDocumentCatalog docCatalog = pdfDocument.getDocumentCatalog();
> PDAcroForm acroForm = docCatalog.getAcroForm();
> PDField field = acroForm.getField("beskrivelse");
> if (field != null)
> {
> field.setValue(value);
> } else
> {
> System.err.println("No field found with name:" + "beskrivelse");
> }
> pdfDocument.save(output);
> }
> While trying to fill in the field "beskrivelse" (or any other field in this
> form) I get the following stacktrace:
> java.lang.NullPointerException
> at java.io.FilterInputStream.close(FilterInputStream.java:155)
> at
> org.apache.pdfbox.pdfwriter.COSWriter.doWriteSignature(COSWriter.java:688)
> at
> org.apache.pdfbox.pdfwriter.COSWriter.visitFromDocument(COSWriter.java:1039)
> at org.apache.pdfbox.cos.COSDocument.accept(COSDocument.java:456)
> at org.apache.pdfbox.pdfwriter.COSWriter.write(COSWriter.java:1360)
> at org.apache.pdfbox.pdmodel.PDDocument.save(PDDocument.java:1121)
> at com.qmplus.PDFTest.App.setKode(App.java:36)
> at com.qmplus.PDFTest.AppTest.test(AppTest.java:35)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:44)
> at
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15)
> at
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:41)
> at
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20)
> at
> org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:69)
> at
> org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:48)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:292)
> at
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:50)
> at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
> at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
> The funny thing is, the output is created and looks to my eyes fine...
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