With the provided package the following NPE is thrown when trying to render the PDF file:

WARNUNG: Error loading image: 12 0R Image stream= {BitsPerComponent=8, Name=X, Filter=JPXDecode, Subtype=Image, Type=XObject, Length=17066, Height=116
9, Width=827, ColorSpace=DeviceGray} 12 0R
java.lang.NullPointerException
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KMetadata.replace(J2KMetadata.java:962)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KMetadata.addNode(J2KMetadata.java:631)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KRenderedImageCodecLib.readImageMetadata(J2KRenderedImageCodecLib.java:1006)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KRenderedImageCodecLib.createOriginalSampleModel(J2KRenderedImageCodecLib.java:673)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KRenderedImageCodecLib.<init>(J2KRenderedImageCodecLib.java:261)
at com.sun.media.imageioimpl.plugins.jpeg2000.J2KImageReaderCodecLib.read(J2KImageReaderCodecLib.java:364)
at javax.imageio.ImageIO.read(ImageIO.java:1422)
at org.icepdf.core.pobjects.ImageStream.jpxDecode(ImageStream.java:769)
at org.icepdf.core.pobjects.ImageStream.getImage(ImageStream.java:381)
at org.icepdf.core.pobjects.ImageStream.getImage(ImageStream.java:308)
at org.icepdf.core.pobjects.graphics.ImageStreamReference.call(ImageStreamReference.java:70)
at org.icepdf.core.pobjects.graphics.ImageStreamReference.call(ImageStreamReference.java:39)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)