Program: 62330
Project: 62330
Buggy source:
@Override public void convert(boolean askPath,Consumer<String>... nextStep){
  final Path currentTabPath=current.currentPath().get();
  final Path currentTabPathDir=currentTabPath.getParent();
  final Path configPath=asciiDocController.getConfigPath();
  final String tabText=current.getCurrentTabText().replace("String_Node_Str","String_Node_Str").trim();
  threadService.runActionLater(() -> {
    final Path pdfPath=directoryService.getSaveOutputPath(ExtensionFilters.PDF,askPath);
    docBookConverter.convert(false,docbook -> {
      indikatorService.startProgressBar();
      logger.debug("String_Node_Str");
      final Path docbookTempfile=IOHelper.createTempFile(currentTabPathDir,"String_Node_Str");
      IOHelper.writeToFile(docbookTempfile,docbook,CREATE,WRITE,TRUNCATE_EXISTING);
      try (OutputStream outputStream=new BufferedOutputStream(new FileOutputStream(pdfPath.toFile()))){
        TransformerFactory factory=TransformerFactory.newInstance();
        Transformer transformer=factory.newTransformer(new StreamSource(configPath.resolve("String_Node_Str").toFile()));
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        try (BufferedInputStream configStream=new BufferedInputStream(new FileInputStream(configPath.resolve("String_Node_Str").toFile()))){
          FopFactory fopFactory=FopFactory.newInstance(docbookTempfile.getParent().toUri(),configStream);
          FOUserAgent foUserAgent=fopFactory.newFOUserAgent();
          Fop fop=fopFactory.newFop(MimeConstants.MIME_PDF,foUserAgent,outputStream);
          try (BufferedInputStream inputStream=new BufferedInputStream(new FileInputStream(docbookTempfile.toFile()))){
            Source src=new StreamSource(inputStream);
            Result res=new SAXResult(fop.getDefaultHandler());
            transformer.transform(src,res);
            Files.deleteIfExists(docbookTempfile);
            FormattingResults foResults=fop.getResults();
            logger.info("String_Node_Str",foResults.getPageCount());
          }
         }
       }
 catch (      Exception e) {
        logger.error("String_Node_Str",e);
      }
 finally {
        indikatorService.stopProgressBar();
        logger.debug("String_Node_Str");
        asciiDocController.addRemoveRecentList(pdfPath);
      }
    }
);
  }
);
}

Fixed version (ground truth):
@Override public void convert(boolean askPath,Consumer<String>... nextStep){
  final Path currentTabPath=current.currentPath().get();
  final Path currentTabPathDir=currentTabPath.getParent();
  final Path configPath=asciiDocController.getConfigPath();
  threadService.runActionLater(() -> {
    final Path pdfPath=directoryService.getSaveOutputPath(ExtensionFilters.PDF,askPath);
    docBookConverter.convert(false,docbook -> {
      indikatorService.startProgressBar();
      logger.debug("String_Node_Str");
      final Path docbookTempfile=IOHelper.createTempFile(currentTabPathDir,"String_Node_Str");
      IOHelper.writeToFile(docbookTempfile,docbook,CREATE,WRITE,TRUNCATE_EXISTING);
      try (OutputStream outputStream=new BufferedOutputStream(new FileOutputStream(pdfPath.toFile()))){
        TransformerFactory factory=TransformerFactory.newInstance();
        Transformer transformer=factory.newTransformer(new StreamSource(configPath.resolve("String_Node_Str").toFile()));
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        transformer.setParameter("String_Node_Str",configPath.resolve("String_Node_Str").toUri().toASCIIString());
        if (Objects.isNull(fopFactory)) {
          fopFactory=FopFactory.newInstance(configPath.resolve("String_Node_Str").toFile());
        }
        Fop fop=fopFactory.newFop(MimeConstants.MIME_PDF,outputStream);
        Source src=new StreamSource(docbookTempfile.toFile());
        Result res=new SAXResult(fop.getDefaultHandler());
        transformer.transform(src,res);
        Files.deleteIfExists(docbookTempfile);
        FormattingResults foResults=fop.getResults();
        logger.info("String_Node_Str",foResults.getPageCount());
      }
 catch (      Exception e) {
        logger.error("String_Node_Str",e);
      }
 finally {
        indikatorService.stopProgressBar();
        logger.debug("String_Node_Str");
        asciiDocController.addRemoveRecentList(pdfPath);
      }
    }
);
  }
);
}