[PDFBox-user] Problem with Font

[Mester J. <me...@ki...>]

Hello

I have  a pdf which contains special fonts , a barcode it is generated 
with a code39.ttf .

When I would like generate a tif file from this . I got an error: 
org.pdfbox.exceptions.WrappedIOException
        at 
org.pdfbox.pdmodel.font.PDTrueTypeFont.drawString(PDTrueTypeFont.java:382)
        at 
org.pdfbox.pdfviewer.PageDrawer.showCharacter(PageDrawer.java:170)
        at 
org.pdfbox.util.PDFStreamEngine.showString(PDFStreamEngine.java:453)
        at org.pdfbox.util.operator.ShowText.process(ShowText.java:64)
        at 
org.pdfbox.util.PDFStreamEngine.processOperator(PDFStreamEngine.java:497)
        at 
org.pdfbox.util.PDFStreamEngine.processSubStream(PDFStreamEngine.java:218)
        at 
org.pdfbox.util.PDFStreamEngine.processStream(PDFStreamEngine.java:177)
        at org.pdfbox.pdfviewer.PageDrawer.drawPage(PageDrawer.java:103)
        at org.pdfbox.pdmodel.PDPage.convertToImage(PDPage.java:685)
        at stringtobarcode.Convert.<init>(Convert.java:134)
        at stringtobarcode.Convert.main(Convert.java:188)
Caused by: java.awt.FontFormatException: Font name not found
        at sun.font.TrueTypeFont.init(TrueTypeFont.java:453)
        at sun.font.TrueTypeFont.<init>(TrueTypeFont.java:160)
        at sun.font.FontManager.createFont2D(FontManager.java:2234)
        at java.awt.Font.<init>(Font.java:566)
        at java.awt.Font.createFont(Font.java:854)
        at 
org.pdfbox.pdmodel.font.PDTrueTypeFont.drawString(PDTrueTypeFont.java:361)
        ... 10 more
Exception in thread "main" java.lang.NullPointerException
        at stringtobarcode.Convert.<init>(Convert.java:147)
        at stringtobarcode.Convert.main(Convert.java:188)
Java Result: 1


My code is:           
            BufferedImage bufimg = null;
            String barttf = "fonts/code39.ttf";
            PDTrueTypeFont barttf2 = PDTrueTypeFont.loadTTF(pdfdocument, 
barttf);
            bufimg = page.convertToImage();

Joe