Hi, I had a look in the logs for something else and noticed this: 2010-12-08 16:29:50,190 [Lucene Index Updater] WARN lucene.AttachmentData - error getting content of attachment [cat2.jpg] for document [xwiki:XWiki.LightboxMacro] org.apache.tika.exception.TikaException: Can't read JPEG metadata at org.apache.tika.parser.jpeg.JpegExtractor.parse(JpegExtractor.java:60) at org.apache.tika.parser.jpeg.JpegParser.parse(JpegParser.java:55) at org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:132) at org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:99) at org.apache.tika.Tika.parseToString(Tika.java:267) at com.xpn.xwiki.plugin.lucene.AttachmentData.getContentAsText(AttachmentData.java:161) at com.xpn.xwiki.plugin.lucene.AttachmentData.getFullText(AttachmentData.java:136) at com.xpn.xwiki.plugin.lucene.IndexData.getFullText(IndexData.java:190) at com.xpn.xwiki.plugin.lucene.IndexData.addDataToLuceneDocument(IndexData.java:146) at com.xpn.xwiki.plugin.lucene.AttachmentData.addDataToLuceneDocument(AttachmentData.java:65) at com.xpn.xwiki.plugin.lucene.IndexUpdater.addToIndex(IndexUpdater.java:296) at com.xpn.xwiki.plugin.lucene.IndexUpdater.updateIndex(IndexUpdater.java:237) at com.xpn.xwiki.plugin.lucene.IndexUpdater.runMainLoop(IndexUpdater.java:171) at com.xpn.xwiki.plugin.lucene.IndexUpdater.runInternal(IndexUpdater.java:153) at com.xpn.xwiki.util.AbstractXWikiRunnable.run(AbstractXWikiRunnable.java:99) at java.lang.Thread.run(Thread.java:662) Caused by: com.drew.metadata.MetadataException: Tag '9' cannot be cast to int. It is of type 'class [I'. at com.drew.metadata.Directory.getInt(Unknown Source) at com.drew.metadata.exif.CasioType2MakernoteDescriptor.getImageSizeDescription(Unknown Source) at com.drew.metadata.exif.CasioType2MakernoteDescriptor.getDescription(Unknown Source) at com.drew.metadata.Directory.getDescription(Unknown Source) at com.drew.metadata.Tag.getDescription(Unknown Source) at org.apache.tika.parser.jpeg.JpegExtractor.parse(JpegExtractor.java:54) ... 15 more something to be fixed? cheers Paul