Ava

Hi, I am trying to extract some text form a pdf file. Attached is a file and a library. in Labwiew 2012, it works a bit until a get error 1172 (below). How do I solve this? in labview 2014, I get the error 1386 (just at the beginning). How do I solve both cases? Thank you, Error 1172 　 Error calling method org.pdfbox.util.PDFTextStripper.getText, (System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. Inner Exception: System.NullReferenceException:pdf extract.zippdf extract.zip Object reference not set to an instance of an object.) <append><b>System.NullReferenceException</b> in pdfExtract.vi