C:\Users\ssdlab>cpan Lab::VISA CPAN: CPAN::SQLite loaded ok (v0.199) Database was generated on Wed, 11 Feb 2015 18:41:55 GMT Running install for module 'Lab::VISA' CPAN: YAML loaded ok (v0.71) Running make for A/AK/AKHUETTEL/Lab-VISA-3.02.tar.gz CPAN: Digest::SHA loaded ok (v5.48) CPAN: Compress::Zlib loaded ok (v2.024) Checksum for C:\strawberry\cpan\sources\authors\id\A\AK\AKHUETTEL\Lab-VISA-3.02.tar.gz ok CPAN: Archive::Tar loaded ok (v1.54) CPAN: File::Temp loaded ok (v0.22) CPAN.pm: Going to build A/AK/AKHUETTEL/Lab-VISA-3.02.tar.gz WARNING: AUTHOR takes a string/number not a ARRAY reference. Please inform the author. Note (probably harmless): No library found for -lC:/Program Files (x86)/IVI Foundation/VISA/WinNT/lib/msc/visa32.lib only nested arrays of non-refs are supported at C:/strawberry/perl/lib/ExtUtils/MakeMaker.pm line 664 Warning: No success on command[C:\strawberry\perl\bin\perl.exe Makefile.PL] AKHUETTEL/Lab-VISA-3.02.tar.gz C:\strawberry\perl\bin\perl.exe Makefile.PL -- NOT OK Running make test Make had some problems, won't test Running make install Make had some problems, won't install