Just use the block form of if otherwise the %seen hash is being checked twice, and only the first statement would pass.

find(sub {
    if (-d $File::Find::name && !$seen{$_}++) {
        push @folders, "$_" ;
        print $FOLDERS "$_\n";
    }
}, $cwd);

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In reply to Re^5: Cont:match failing by wind
in thread Cont:match failing by Anonymous Monk

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