Checking if your kit is complete... Looks good Writing Makefile for Algorithm::RabinKarp Microsoft (R) Program Maintenance Utility Version 7.10.3077 Copyright (C) Microsoft Corporation. All rights reserved. cp lib/Algorithm/RabinKarp.pm blib\lib\Algorithm\RabinKarp.pm cp rabin.pl blib\lib\Algorithm\rabin.pl cp lib/Algorithm/RabinKarp/Util.pm blib\lib\Algorithm\RabinKarp\Util.pm C:\cpanrun\build\5-10-0\bin\perl.exe -MExtUtils::Command -e cp rabin.pl blib\script\rabin.pl pl2bat.bat blib\script\rabin.pl 'pl2bat.bat' is not recognized as an internal or external command, operable program or batch file. NMAKE : fatal error U1077: 'pl2bat.bat' : return code '0x1' Stop.