[ https://issues.apache.org/jira/browse/FOP-2887?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Simon Steiner resolved FOP-2887. -------------------------------- Resolution: Cannot Reproduce > java.lang.NullPointerException with "<fo:float>" at > org.apache.fop.layoutmgr.PageBreaker.redoLayout(PageBreaker.java:453) > ------------------------------------------------------------------------------------------------------------------------- > > Key: FOP-2887 > URL: https://issues.apache.org/jira/browse/FOP-2887 > Project: FOP > Issue Type: Bug > Affects Versions: 2.4 > Environment: openSUSE Tumbleweed x64 > Reporter: Szőts Ákos > Priority: Major > Attachments: topic.fo > > > The following code snippet (also attached) causes FOP 2.4 to throw a > NullPointerException during page layouting. > I tried to create a minimal reproducible example so anything you'd remove > semantically correctly will cause the snippet to compile properly. > {code:xml} > <?xml version="1.0" encoding="utf-8"?> > <fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format"> > <fo:layout-master-set> > <fo:simple-page-master master-name="body-odd"> > <fo:region-body/> > </fo:simple-page-master> > <fo:simple-page-master master-name="body-last"> > <fo:region-body/> > </fo:simple-page-master> > <fo:page-sequence-master master-name="body-sequence"> > <fo:repeatable-page-master-alternatives> > <fo:conditional-page-master-reference > master-reference="body-last" page-position="last"/> > <fo:conditional-page-master-reference > master-reference="body-odd"/> > </fo:repeatable-page-master-alternatives> > </fo:page-sequence-master> > </fo:layout-master-set> > <fo:page-sequence master-reference="body-sequence"> > <fo:flow flow-name="xsl-region-body"> > <fo:block> > <fo:float> > <fo:block/> > </fo:float> > </fo:block> > <fo:block/> > </fo:flow> > </fo:page-sequence> > </fo:root> > {code} > Exception thrown: > {code:java} > SEVERE: Exception > org.apache.fop.apps.FOPException: java.lang.NullPointerException > java.lang.NullPointerException > at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:296) > at org.apache.fop.cli.InputHandler.renderTo(InputHandler.java:116) > at org.apache.fop.cli.Main.startFOP(Main.java:183) > at org.apache.fop.cli.Main.main(Main.java:214) > Caused by: java.lang.NullPointerException > at > org.apache.fop.layoutmgr.PageBreaker.redoLayout(PageBreaker.java:453) > at org.apache.fop.layoutmgr.PageBreaker.doPhase3(PageBreaker.java:333) > at > org.apache.fop.layoutmgr.AbstractBreaker.doLayout(AbstractBreaker.java:458) > at org.apache.fop.layoutmgr.PageBreaker.doLayout(PageBreaker.java:112) > at > org.apache.fop.layoutmgr.PageSequenceLayoutManager.activateLayout(PageSequenceLayoutManager.java:143) > at > org.apache.fop.area.AreaTreeHandler.endPageSequence(AreaTreeHandler.java:267) > at > org.apache.fop.fo.pagination.PageSequence.endOfNode(PageSequence.java:139) > at > org.apache.fop.fo.FOTreeBuilder$MainFOHandler.endElement(FOTreeBuilder.java:362) > at org.apache.fop.fo.FOTreeBuilder.endElement(FOTreeBuilder.java:190) > at > org.apache.xalan.transformer.TransformerIdentityImpl.endElement(TransformerIdentityImpl.java:1102) > at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown > Source) > at org.apache.xerces.xinclude.XIncludeHandler.endElement(Unknown > Source) > at > org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(Unknown Source) > at > org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown > Source) > at > org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown > Source) > at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) > at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) > at org.apache.xerces.parsers.XMLParser.parse(Unknown Source) > at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source) > at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown > Source) > at > org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485) > at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:293) > ... 3 more > --------- > java.lang.NullPointerException > at > org.apache.fop.layoutmgr.PageBreaker.redoLayout(PageBreaker.java:453) > at org.apache.fop.layoutmgr.PageBreaker.doPhase3(PageBreaker.java:333) > at > org.apache.fop.layoutmgr.AbstractBreaker.doLayout(AbstractBreaker.java:458) > at org.apache.fop.layoutmgr.PageBreaker.doLayout(PageBreaker.java:112) > at > org.apache.fop.layoutmgr.PageSequenceLayoutManager.activateLayout(PageSequenceLayoutManager.java:143) > at > org.apache.fop.area.AreaTreeHandler.endPageSequence(AreaTreeHandler.java:267) > at > org.apache.fop.fo.pagination.PageSequence.endOfNode(PageSequence.java:139) > at > org.apache.fop.fo.FOTreeBuilder$MainFOHandler.endElement(FOTreeBuilder.java:362) > at org.apache.fop.fo.FOTreeBuilder.endElement(FOTreeBuilder.java:190) > at > org.apache.xalan.transformer.TransformerIdentityImpl.endElement(TransformerIdentityImpl.java:1102) > at org.apache.xerces.parsers.AbstractSAXParser.endElement(Unknown > Source) > at org.apache.xerces.xinclude.XIncludeHandler.endElement(Unknown > Source) > at > org.apache.xerces.impl.XMLNSDocumentScannerImpl.scanEndElement(Unknown Source) > at > org.apache.xerces.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(Unknown > Source) > at > org.apache.xerces.impl.XMLDocumentFragmentScannerImpl.scanDocument(Unknown > Source) > at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) > at org.apache.xerces.parsers.XML11Configuration.parse(Unknown Source) > at org.apache.xerces.parsers.XMLParser.parse(Unknown Source) > at org.apache.xerces.parsers.AbstractSAXParser.parse(Unknown Source) > at org.apache.xerces.jaxp.SAXParserImpl$JAXPSAXParser.parse(Unknown > Source) > at > org.apache.xalan.transformer.TransformerIdentityImpl.transform(TransformerIdentityImpl.java:485) > at org.apache.fop.cli.InputHandler.transformTo(InputHandler.java:293) > at org.apache.fop.cli.InputHandler.renderTo(InputHandler.java:116) > at org.apache.fop.cli.Main.startFOP(Main.java:183) > at org.apache.fop.cli.Main.main(Main.java:214) > {code} > Command line I used to compile: > {{fop-2.4/fop/fop <snippet above.fo> <output.pdf>}} -- This message was sent by Atlassian Jira (v8.20.10#820010)