I have 1.10.1 installed and i think the error persist.

This is the log:

20160622 16:02:55 [Scanner thread] INFO com.ubooquity.fileformat.pdf.b - Reading metadata of pdf file: /media/Biblioteca/Comics/Ballantine books/Tales of the Dark Knight (1989)/Tales of the Dark Knight (1989) #0001 (1989).pdf
20160622 16:03:33 [Scanner thread] ERROR com.ubooquity.Ubooquity - Uncaught exception on thread: Scanner thread
java.lang.OutOfMemoryError: Java heap space
   at java.awt.image.DataBufferByte.(DataBufferByte.java:92) ~[na:1.8.0_65]
   at java.awt.image.ComponentSampleModel.createDataBuffer(ComponentSampleModel.java:445) ~[na:1.8.0_65]
   at java.awt.image.Raster.createWritableRaster(Raster.java:941) ~[na:1.8.0_65]
   at javax.imageio.ImageTypeSpecifier.createBufferedImage(ImageTypeSpecifier.java:1074) ~[na:1.8.0_65]
   at javax.imageio.ImageReader.getDestination(ImageReader.java:2892) ~[na:1.8.0_65]
   at com.sun.imageio.plugins.jpeg.JPEGImageReader.readInternal(JPEGImageReader.java:1071) ~[na:1.8.0_65]
   at com.sun.imageio.plugins.jpeg.JPEGImageReader.read(JPEGImageReader.java:1039) ~[na:1.8.0_65]
   at com.twelvemonkeys.imageio.plugins.jpeg.JPEGImageReader.read(Unknown Source) ~[imageio-jpeg-3.1.0.jar.9208094017101121644.tmp:3.1.0]
   at javax.imageio.ImageReader.read(ImageReader.java:939) ~[na:1.8.0_65]
   at org.apache.pdfbox.filter.DCTFilter.decode(DCTFilter.java:83) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.cos.COSInputStream.create(COSInputStream.java:69) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.cos.COSStream.createInputStream(COSStream.java:163) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.pdmodel.common.PDStream.createInputStream(PDStream.java:235) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.pdmodel.graphics.image.PDImageXObject.(PDImageXObject.java:147) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.pdmodel.graphics.PDXObject.createXObject(PDXObject.java:70) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.pdmodel.PDResources.getXObject(PDResources.java:385) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.contentstream.operator.graphics.DrawObject.process(DrawObject.java:53) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.contentstream.PDFStreamEngine.processOperator(PDFStreamEngine.java:815) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.contentstream.PDFStreamEngine.processStreamOperators(PDFStreamEngine.java:472) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.contentstream.PDFStreamEngine.processStream(PDFStreamEngine.java:446) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.contentstream.PDFStreamEngine.processPage(PDFStreamEngine.java:149) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.rendering.PageDrawer.drawPage(PageDrawer.java:189) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.rendering.PDFRenderer.renderPage(PDFRenderer.java:208) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.rendering.PDFRenderer.renderImage(PDFRenderer.java:139) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at org.apache.pdfbox.rendering.PDFRenderer.renderImageWithDPI(PDFRenderer.java:94) ~[pdfbox-2.0.0.jar.4880181557651869286.tmp:2.0.0]
   at com.ubooquity.fileformat.pdf.b.a(SourceFile:71) ~[Ubooquity.jar:1.10.1]
   at com.ubooquity.fileformat.pdf.b.a(SourceFile:44) ~[Ubooquity.jar:1.10.1]
   at com.ubooquity.b.c.a(SourceFile:58) ~[Ubooquity.jar:1.10.1]
   at com.ubooquity.data.feeder.a.b(SourceFile:512) ~[Ubooquity.jar:1.10.1]
   at com.ubooquity.data.feeder.a.c(SourceFile:470) ~[Ubooquity.jar:1.10.1]
   at com.ubooquity.data.feeder.a.b(SourceFile:35) ~[Ubooquity.jar:1.10.1]

   at com.ubooquity.data.feeder.a$1.run(SourceFile:123) ~[Ubooquity.jar:1.10.1]