[PDFBOX-3748] java.lang.UnsupportedOperationException: Kerning table version 0 format 2 not yet supported.

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.0.4, 2.0.5
• Fix Version/s: 2.0.6, 3.0.0 PDFBox
• Component/s: FontBox
• Assignee: Tilman Hausherr
• Reporter: Thomas Penne
• Created: 07/Apr/17 15:38
• Updated: 15/May/17 20:28
• Resolved: 10/Apr/17 16:13

Description

Hi everyone, I am currently using pdfbox to extract text from pdf files and I an encountering an UnsupportedOperationException while trying to extract text from provided file (file.pdf)

...
Caused by: java.lang.UnsupportedOperationException: Kerning table version 0 format 2 not yet supported.
at org.apache.fontbox.ttf.KerningSubtable.readSubtable0Format2(KerningSubtable.java:231)
at org.apache.fontbox.ttf.KerningSubtable.readSubtable0(KerningSubtable.java:215)
at org.apache.fontbox.ttf.KerningSubtable.read(KerningSubtable.java:70)
at org.apache.fontbox.ttf.KerningTable.read(KerningTable.java:80)
at org.apache.fontbox.ttf.TrueTypeFont.readTable(TrueTypeFont.java:324)
at org.apache.fontbox.ttf.TTFParser.parseTables(TTFParser.java:174)
at org.apache.fontbox.ttf.TTFParser.parse(TTFParser.java:150)
at org.apache.fontbox.ttf.TTFParser.parse(TTFParser.java:106)
at org.apache.pdfbox.pdmodel.font.PDTrueTypeFont.<init>(PDTrueTypeFont.java:178)
at org.apache.pdfbox.pdmodel.font.PDFontFactory.createFont(PDFontFactory.java:75)
at org.apache.pdfbox.pdmodel.PDResources.getFont(PDResources.java:143)
at org.apache.pdfbox.contentstream.operator.text.SetFontAndSize.process(SetFontAndSize.java:60)
at org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:829)
at org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:486)
at org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:460)
at org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:150)
at org.apache.pdfbox.text.LegacyPDFStreamEngine.processPage(LegacyPDFStreamEngine.java:139)
at org.apache.pdfbox.text.PDFTextStripper.processPage(PDFTextStripper.java:391)
at org.apache.pdfbox.text.PDFTextStripper.processPages(PDFTextStripper.java:319)
at org.apache.pdfbox.text.PDFTextStripper.writeText(PDFTextStripper.java:266)
at org.apache.pdfbox.text.PDFTextStripper.getText(PDFTextStripper.java:227)
...

I would like to understand what in my file causes this error and if anyone knows a workaround to perform text extraction successfully on this file.
Thank you in advance guys