It's only an error if -e returned undef. 

defined(my $exists = -e $file)
    or die("Error checking if \"$file\" exists: $! $^E\n");

print("$file ", ($exists ? "exists" : "doesn't exist"), "\n");

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In reply to Re^2: -e falling through by ikegami
in thread -e falling through by slinky66

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