Checking if your kit is complete... Looks good Writing Makefile for Spreadsheet::TieExcel cp TieExcel.pm blib\lib\Spreadsheet\TieExcel.pm cp TieExcel.pod blib\lib\Spreadsheet\TieExcel.pod -1998. All rights reserved. D:\cpanrun\build\5-6-1\bin\perl.exe -Iblib\arch -Iblib\lib -Id:\cpanrun\build\5-6-1\lib -Id:\cpanrun\build\5-6-1\lib test.pl Couldn't find an active Excel application at blib\lib/Spreadsheet/TieExcel.pm line 26 BEGIN failed--compilation aborted at blib\lib/Spreadsheet/TieExcel.pm line 26. Compilation failed in require at test.pl line 6. BEGIN failed--compilation aborted at test.pl line 6. NMAKE : fatal error U1077: 'D:\cpanrun\build\5-6-1\bin\perl.exe' : return code '0xff' Stop.