Are you trying to use it from a command prompt? I think that's only available on Linux. Keith Creasy Software Developer American Printing House for the Blind KCreasy@xxxxxxx Phone: 502.895.2405 Skype: keith537 From: brailleblaster-bounce@xxxxxxxxxxxxx [mailto:brailleblaster-bounce@xxxxxxxxxxxxx] On Behalf Of Brandon Roller Sent: Tuesday, May 14, 2013 11:54 AM To: brailleblaster@xxxxxxxxxxxxx Subject: [brailleblaster] Calling file2Brl I am attempting to call file2brl using an instance of liblousutdml with little luck. What exactly needs to be passed in the String array. Currently I am passing the path to configuration file, the path to infile, the path to the outfile. Am I missing something?