C:\Documents and Settings\bill\Perl\ip\chap_12\Animal>perl Build.PL Set up gcc environment - 3.4.5 (mingw-vista special r3) Set up gcc environment - 3.4.5 (mingw-vista special r3) Could not get valid metadata. Error is: Invalid metadata structure. Errors: Lice nse 'Artistic_2_0' is invalid (license) [Validation: 1.4] at C:/Perl/lib/Module/Build/Base.pm line 4564. Could not create MYMETA files Creating new 'Build' script for 'Animal' version '0.01' C:\Documents and Settings\bill\Perl\ip\chap_12\Animal>